|Electrical generator or motor structure patents - Monitor Patents|
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Electrical generator or motor structure November recently filed with US Patent Office 11/10Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application. 11/25/2010 > patent applications in patent subcategories.
20100295385 - Unit coil, coil assembly and coreless type linear motor: The present invention discloses a unit coil, a coil assembly and a coreless type linear motor. The unit coil includes bent subcoils arranged adjacent to one another and disposed on a non-acting side axially. The coil assembly includes tri-phase unit coil modules arranged in an operating direction, and the tri-phase... Agent: Rosenberg, Klein & Lee
20100295386 - Actuator, optical scanner, and image forming device: An actuator includes: a first oscillatory system including a frame-shaped driving member and a pair of first axial members holding the driving member from both ends so as to allow the driving member to rotate around an X-axis; a second oscillatory system including a movable plate provided inside the driving... Agent: Harness, Dickey & Pierce, P.L.C
20100295387 - Electric motor and electric vehicle: An electric motor comprising an annular stator core, a resin molding the stator core, a casing member housing the stator core, wherein the casing member has an opening, and the resin is filled into the opening.... Agent: Mots Law, PLLC
20100295388 - Hydroelectric turbine generator component: The present invention is concerned with a hydroelectric generator component forming part of an electromagnetic circuit for generating electricity from tidal flows, the component including a wire wound coil or a magnet housed within a casing and secured therein by means of a filler material, such as to provide structural... Agent: Van Dyke, Gardner, Linn & Burkhart, LLP
20100295389 - Axial flux switched reluctance motor and methods of manufacture: An axial flux switched reluctance motor utilizes one or more rotor discs spaced along a rotor shaft, each rotor disc having a plurality of rotor poles spaced along the periphery thereof. Stator elements are distributed circumferentially about the rotor discs and form pairs of radially extending stator poles for axially... Agent: Sheridan Ross PC
20100295390 - Stator for a polyphase electric machine and method for manufacturing same: A stator (16) is proposed for a polyphase electric machine, having a core body (17), which is provided with slots (114), which are situated in the radial direction with respect to an axis of rotation of the electric machine on one side of the core body (17) parallel to the... Agent: Kenyon & Kenyon LLP
20100295391 - Cooling system and method for an electric motor: An electric motor which has a separate end cap heat exchanger, through which a liquid coolant is passed, is disclosed. In one example embodiment, the electric motor is a traction motor or motor-generator in a hybrid electric vehicle having an internal combustion engine. Additionally, in one embodiment, the heat exchanger... Agent: Brooks Kushman P.C./fgtl
20100295422 - Stacking alternator: A stacking alternator includes a supporting frame, at least one stationary armature device securely supported by the supporting frame and at least two rotating magnetic devices rotatably supported by the supporting frame two sides of the stationary armature device respectively, wherein the rotating magnetic devices are arranged to be driven... Agent: David And Raymond Patent Firm
20100295394 - Electric motor: Winding Start Sections and Winding End Sections of Winding Wires are Pulled out from slots of an armature core and are guided by wire guides of an insulator. Thereafter, each corresponding one of the winding start sections and the winding end sections is guided by a corresponding winding holding portion... Agent: Posz Law Group, PLC
20100295392 - Motor: Provided is a motor which is thinned by improving the structure of a section for feeding a driving coil with power. In a motor, a stator is provided with substrate holding sections for holding a power feeding substrate in substantially vertical posture to a motor shaft line direction. On the... Agent: Cantor Colburn LLP
20100295393 - Polyphase stator for an internally ventilated rotating electrical machine, and rotating electrical machine comprising such a stator: A polyphase stator for an internally ventilated rotating electrical machine comprises a body (14) provided with slots and carrying a coil (12) having at least one winding per phase. A plurality of pairs of lateral branches are mounted in a slot of the body (14). A plurality of connecting heads... Agent: Berenato & White, LLC
20100295423 - Belt-driven generator: A belt-driven generator essentially comprises a stator and a rotor. The rotor exteriorly includes a driving annular surface. With the driving annular surface, the rotor can be directly connected to the belt and driven by the drive unit, thus reducing vibration and noise while extending the service life of the... Agent: Dr. Banger Shia Patent Office Of Bang Shia
20100295395 - Overmoulded or canned electrical machine: The rotary electric machine comprises at least one piece of electric equipment constituted by an overmolded or jacketed electric motor or by an overmolded or jacketed magnetic suspension system. The electric equipment comprises firstly a rotor (102) and secondly a stator (150) having pole pieces (154) and coils (152). The... Agent: Weingarten, Schurgin, Gagnebin & Lebovici LLP
20100295396 - Separating can and method for producing the same: A separating can is provided. Fluid flow engines and drive motors can be encased in a housing, if a separation is made in the electric motor by a tube-shaped component, known as the separating can. The separating can must be sufficiently large to be strong and electrically non-conductive. The separating... Agent: Siemens Corporation Intellectual Property Department
20100295397 - Electromechanical machine: An electromechanical machine capable of functioning as an electric motor or generator/alternator with a wound rotor fitted between wound coaxial stator elements that engage magnetically both the inner and outer circumference of the rotor. The rotor is excited via conduction thru the ball bearings via a commutation device that provides... Agent: Mark A. Marsing
20100295398 - Motor: A motor may include a rotation member, a bearing which is fixed to the rotation member, and a support shaft by which the rotation member is rotatably supported through the bearing. The bearing may include a first bearing part, which rotatably supports the rotation member, and a second bearing part... Agent: Cantor Colburn LLP
20100295399 - Motor frame structure: A motor frame structure including a hollow frame shell and an outer component received in the frame shell. The motor frame structure is characterized in that the frame shell has a tubular frame body in which the outer component is received. A locating section is integrally formed on the frame... Agent: Guice Patents PLLC
20100295400 - Method for producing a rotor assembly for a rotating electrical machine, especially an alternator: A method for producing a rotor assembly for a rotating electrical machine, especially an alternator, the rotor assembly including two rotors defining between themselves at least one inter-rotor space suitable for accommodating at least one magnet structure, which includes at least one index mark. The magnet structure is positioned against... Agent: Berenato & White, LLC
20100295401 - Motor and device using the same: A motor includes a stator which includes: a stator core having an annular stator yoke, a plurality of outer teeth projecting outward from the stator yoke, and a plurality of inner teeth having the same number of teeth as the outer teeth and projecting inward from the stator yoke; and... Agent: Ratnerprestia
20100295402 - Motor rotor and manufacturing method thereof: A motor rotor is provided wherein a resin with which a thread layer is impregnated is preventing from being broken even if the motor rotor is rotated at a high speed. A thread layer 9 is formed by winding a thread of a reinforced fiber material around a permanent magnet... Agent: Rankin, Hill & Clark LLP
20100295403 - Permanent magnet type rotary electric machine: Provided is a permanent magnet type motor including: a rotor including a rotor core and a plurality of permanent magnets; a conducting circuit including a first electric conductor extending in an axial direction of the rotor and being disposed between permanent magnets in a circumferential direction of the rotor and... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100295404 - Motor: A motor comprises: a stator having a stator core and field windings; brush gear including a plurality of brushes, a rotor comprising a shaft, a rotor core fixed to the shaft, a commutator fixed to the shaft adjacent the rotor core and rotor windings wound about teeth of the rotor... Agent: Muncy, Geissler, Olds & Lowe, PLLC
20100295405 - Motor: A motor includes: a stator including a stator core, a plurality of slot portions, and a plurality of coils, the stator core including a plurality of stator core pieces, the stator core piece including a teeth portion having a distal end portion and two side portions, a yoke portion, and... Agent: Lahive & Cockfield, LLP Floor 30, Suite 3000
20100295406 - Brushless dc motor structure with a constant ratio of magnetic rotor poles to stator slots: A brushless DC motor structure with a constant ratio of multiple rotor poles to slots of the stator is disclosed, which is characterized primarily by forming the stator of the motor by multiple ferromagnetic silicon steel sheets, where the ferromagnetic silicon steel sheets are provided with the multiple slots whose... Agent: Kamrath & Associates P.A.
20100295407 - Apparatus for generator stator mounting: In one embodiment, a system includes a generator frame that includes a spring ring configured to mount removably between an outer annular support and a stator. The spring ring includes a first guide configured to circumferentially align the spring ring to the outer annular support, and a second guide configured... Agent: Ge Energy-global Patent Operation Fletcher Yoder PC
20100295408 - System and method for generator stator mounting: In one embodiment, a system includes a stator mounting kit that includes multiple radial adjustment shims having different thicknesses from one another. The stator mounting kit also includes multiple stator alignment adapters having different circumferential alignments between a keybar mount and a spring bar mount. The stator mounting kit is... Agent: Ge Energy-global Patent Operation Fletcher Yoder PC
20100295409 - Method and device for producing an electric machine with a commutator: The invention relates to a method and device for producing an electric machine, an electric machine with a commutator, having commutator hooks for fixing electric wire windings with solder arranged between the commutator hooks and the wire winding and two electrodes arranged adjacent to each other which are pressed against... Agent: Merchant & Gould PC
20100295410 - Electrical devices using electromagnetic rotors: An electrical machine comprises a rotor assembly comprising a first set and a second set of rotor extensions, and a stator assembly comprising a first set and a second set of stator extensions. Rotating the rotor assembly about an axis alternates the rotor assembly between a first position and a... Agent: Snell & Wilmer L.L.P. (main)
20100295411 - Methods and apparatus for a continuous wound laminate rotor flux path: A rotor assembly is assembled by providing an elongated rectangular strip of material having a first edge and a second edge defining a width, cutting the elongated rectangular strip to form a first patterned strip having a first side corresponding to the first edge, winding the first patterned strip portion... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)
20100295412 - Stator coil heating apparatus and stator coil heating method: A stator coil heating apparatus A to heat a stator coil L wound around a circular core F, comprises: induction heating coil heads 1 and 11 that heat the circular coil L by generating an inductive effect acting from outside in the thickness direction of the core F, against circular... Agent: Buchanan, Ingersoll & Rooney PC
20100295414 - Coupled mems structure for motion amplification: A microelectromechanical structure (MEMS) device includes a secondary MEMS element displaceably coupled to a substrate. A primary MEMS element is displaceably coupled to the secondary MEMS element and has a resonant frequency substantially equal to the secondary MEMS element and has a much larger displacement than the secondary MEMS element.... Agent: Schwegman, Lundberg & Woessner, P.A.
20100295413 - Device comprising a capacitive energy converter that is integrated on a substrate: The embodiments relate to a device, especially a microsystem, which comprises an energy converter unit having an electrode structure for the capacitive conversion of mechanical energy to electrical energy The electrode structure includes a first electrode and a second electrode the distance of which to the first electrode is variable.... Agent: Staas & Halsey LLP
20100295415 - Energy recovering device with a liquid electrode: An energy recovery device including: at least one capacitor with variable capacitance, the capacitor including a fixed electrode, a dielectric layer, and a liquid electrode; and a mechanism to inject an electric charge into the capacitor and to remove the electric charge therefrom, including a charge injection electrode forming a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100295416 - Microresonator: A microresonator comprising a single-crystal silicon resonant element and at least one activation electrode placed close to the resonant element, in which the resonant element is placed in an opening of a semiconductor layer covering a substrate, the activation electrode being formed in the semiconductor layer and being level at... Agent: Stmicroelectronics Inc. C/o Wolf, Greenfield & Sacks, P.C.
20100295417 - Multi-segmented spine with integrated actuation: A multi-segmented spine includes a plurality of rigid segments joined with a flexible coupling and governed by a plurality of integrated actuators. Motion is generated in the multi-segmented spine via an intelligent activation sequence for the actuators, which can be in the form of shape memory alloys activated via resistance... Agent: Modern Times Legal
20100295418 - Electromechanical motor, especially a piezoelectric microstepper drive: A motor which includes two drive elements, especially piezoelectric bending actuators, having effective directions that are perpendicular to each other. These actuators act upon a drive ring to thereby rotate a shaft. Two tension-compression bars, which are parallel to an effective direction, are connected to the drive ring, have respective... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20100295419 - Electric power device, electric power generation method, and production method of electric power device: There is provided a new self-generating electric power device using a piezoelectric element. An electric power device includes: a resonant portion that is secured at least at one end, receives waves propagating through a space or a medium and resonates; a piezoelectric element that is formed to connect to the... Agent: Foley & Lardner LLP
20100295421 - Electronic component, electronic apparatus, and base member manufacturing method: An electronic component capable of withstanding stress from a printed-circuit board or the like is provided. In an electronic component, a cavity hermetically sealed by a base and a lid is formed. In the cavity, a crystal resonator is supported by a supporting member over the top surface of the... Agent: Brinks Hofer Gilson & Lione/seiko Instruments Inc.
20100295420 - Piezoceramic surface actuator and method for the production thereof: A piezoceramic surface actuator having a plurality of piezoceramic plates (3) separated from one another by in each case a positive or negative electrode (2a, 2b), wherein the positive and negative electrodes (2a, 2b) alternate and are constructed integrally with the piezoceramic plates (3), and having collector electrode surfaces (4a,... Agent: Whitham, Curtis & Christofferson & Cook, P.C.11/18/2010 > patent applications in patent subcategories.
20100289345 - Linear motor component mounting apparatus and component inspecting apparatus: The invention relates to a linear motor equipped with a field element and an armature and adapted to produce a force causing the field element and the armature to be relatively displaced along a given axial direction by interaction of magnetic fluxes generated between the field element and the armature... Agent: Studebaker & Brackett PC
20100289346 - Linear-resonant vibration module: Various embodiments of the present invention comprise linear-resonant vibration modules that can be incorporated in a wide variety of appliances, devices, and systems to provide vibrational forces. The vibrational forces are produced by linear oscillation of a weight or member, in turn produced by rapidly alternating the polarity of one... Agent: Olympic Patent Works PLLC
20100289347 - Linear electric generator having an improved magnet and coil structure, and method of manufacture: Linear electric generators include stationary windings and armature magnets arranged to reciprocate axially relative to the windings, or stationary magnet structures and movable windings arranged to reciprocate relative to the stationary magnet structures. The armature magnets or stationary magnet structures are in the form of multiple pole magnets made up... Agent: Bacon & Thomas, PLLC
20100289348 - Axial flow machine: In an electrical axial flow machine, comprising a stator and a rotor, wherein either the stator comprises a coil arrangement and the rotor is provided with permanent magnet elements, or wherein the rotor comprises a coil arrangement and the stator is provided with permanent magnet elements, the stator is arranged... Agent: Hiscock & Barclay, LLP
20100289349 - Multiple pass axial cooled generator: A generator includes a housing and a stator arranged within the housing. The stator includes a first end that extends to a second end, and a plurality of axial flow passages extending between the first and second ends. The generator also includes at least one air flow re-direction member provided... Agent: Cantor Colburn LLP
20100289386 - Cooling system for rotating machine: An electrical machine comprising a rotor is presented. The electrical machine includes the rotor disposed on a rotatable shaft and defining a plurality of radial protrusions extending from the shaft up to a periphery of the rotor. The radial protrusions having cavities define a fluid path. A stationary shaft is... Agent: General Electric Company Global Research
20100289350 - Cooling mechanism for axial gap type rotating machines: A stator has a mechanism for effectively dissipating internally generated heat, and is for use in a high power axial gap type rotating machine. The stator comprises a coil holding member and a coil secured to the coil holding member, in which the coil holding member comprises a material having... Agent: Myers Bigel Sibley & Sajovec
20100289351 - Electric rotating machine: The electric rotating machine is provided with an intermediate plate having a power circuit connection portion that is connected with an outgoing lead drawn out from a power circuit unit and an armature winding connection portion that is connected with the power circuit connection portion and an outgoing lead drawn... Agent: Sughrue Mion, PLLC
20100289352 - Electrical rotating machine: An object of the present invention is to provide an electrical rotating machine that prevents heat generated from a stator winding from being transmitted to an inverter circuit. A rotor having a field winding, and a stator having a stator winding arranged so as to surround the rotor are provided.... Agent: Sughrue Mion, PLLC
20100289353 - Internal thermal management for motor driven machinery: A motor driven assembly includes a motor having a motor inlet and a motor outlet, a shaft, and a rotor spaced radially outwards from the shaft. A cooling flow passage is located between the shaft and the rotor. The cooling flow passage fluidly connects the motor inlet and the motor... Agent: Carlson, Gaskey & Olds, P.C.
20100289387 - Rotation detecting apparatus and direct current motor: A rotation detecting apparatus includes a direct-current motor, a power source part, an energization detecting part, and a rotation state detecting part. The direct-current motor is configured so that an inductance between a pair of brushes periodically changes in accordance with a rotation. The power source part applies a power... Agent: Harness, Dickey & Pierce, P.L.C
20100289388 - Drive device having an electric motor and an electronic control system having a circuit carrier: A drive device having an electric motor and an electronic control system for the electric motor, the electronic control system being disposed on a circuit carrier. Provision is made that the circuit carrier is a mechanical component, or part of a mechanical component, of the electric motor.... Agent: Kenyon & Kenyon LLP
20100289355 - End winding for an electrical machine, and method for its production: An end winding is described for a stator of an electrical machine. The end winding includes at least two round connectors via which the current is passed out from the winding bars of the stator, as well as a plurality of supporting brackets, via which the end winding is attached... Agent: Volpe And Koenig, P.C. Dept. Alstom
20100289354 - Motor: The present invention provides a motor (M) including a rotor (1), a stator (S) having a winding wire (2) wound thereon, and an outer cylinder (3) for holding the stator (S) fitted into the inner circumference thereof. The stator (S), the outer cylinder (3), and a terminal (4) having one... Agent: Mcglew & Tuttle, PC
20100289356 - Motor: The present invention provides, as one aspect, a motor including a rotor fixed to a rotating shaft, a stator provided around the outer periphery of the rotor via a gap, and a power converter which is connected to polyphase windings arranged in slots formed in the stator. The power converter... Agent: Oliff & Berridge, PLC
20100289357 - Brushless vibration motor: The present invention provides a brushless vibration motor. A bracket has a burring part protruding upwards. A shaft is fitted at a first end thereof into the burring part. A stator comprises at least one coil which is provided on the upper surface of the bracket. The bearing is rotatably... Agent: Blakely Sokoloff Taylor & Zafman LLP
20100289359 - Electropermanent magnet-based motors: An electropermanent magnet-based motor includes a stator having at least one electropermanent magnet, at least one coil around the electropermanent magnet configured to pass current pulses that affect the magnetization of the magnet, and a rotor that is movable with respect to the stator in response to changes in the... Agent: Norma E Henderson Henderson Patent Law
20100289358 - Generator: A stator 60 is rotated in a direction opposite to that of a rotor 20 to improve output of a generator 9. A stator 60 is rotationally fixed to a main shaft 10. A rotor is fixed to the main shaft rotated by outer force. A main gear 25 is... Agent: Flynn Thiel Boutell & Tanis, P.C.
20100289360 - Brush unit for an electric machine, spring and seal arrangement for the same, and method for the production thereof: A brush unit for an electric machine has a simple and low-cost but robust design, and can be assembled at low-cost using simple process steps comprises four ring-shaped board elements are stacked on each other, namely two outer circuit boards, each of which is electrically conductively connected to one or... Agent: Alix Yale & Ristas LLP
20100289361 - Cryogenic submerged turbine generator with hydrostatic bearings: A cryogenic submerged turbomachine equipped with one or more combinations of hydrostatic bearings, touchdown ball bearings, thrust bearings, and bushings. The pressurized fluid or gas introduced to the hydrostatic bearing creates a film of lubrication around at least one shaft of the turbomachine. A first combination includes at least a... Agent: Silversky Group LLC
20100289362 - Electric motor with ultrasonic non-contact bearing: A piezoelectric ultrasonic suspension in gas for creating a contactless bearing support of a precision instrument and specifically an electromagnetic motor. A gas micro-film of elevated pressure is formed between the adjoining surfaces of a spherical saddle and a spherical trunnion. The spherical trunnion is spaced apart from the spherical... Agent: Fox Rothschild LLP Princeton Pike Corporate Center
20100289363 - Electromagnetic machine with independent removable coils, modular parts and self sustained passive magnetic be: A rotating electromagnetic machine has a tubular axle with mounting rings, a common ring, a coil input ring, and at least one bearing set mounted on it. A fitting is secured at a distal end of the tubular axle, and a commutator is secured at the proximal end. A housing... Agent: Patent Law & Venture Group
20100289364 - Compact motor: In a compact motor 1 comprising a cylindrical permanent magnet 13, which is affixed to the inner surface of a hollow cylindrical yoke 12, and an armature core 22, which is provided at the interior of the permanent magnet 13, the armature core 22 comprises three slots 29 disposed at... Agent: Jordan And Hamburg LLP
20100289365 - Electric motor and rotor for rotating electric machine: An electric motor (M) includes first and second stators (12L, 12R) on the outside forming a rotating magnetic field, an outer rotor (13) disposed inside the first and second stators (12L, 12R) and having first and second induced magnetic poles (38L, 38R), and an inner rotor (14) disposed inside the... Agent: Squire, Sanders & Dempsey L.L.P.
20100289366 - Rare earth magnet and motor using the same: The present invention makes it possible to increase the residual magnetic flux density and the coercive force of a rare earth magnet; and raise the Curie temperature. In a magnet formed by compressing magnetic particles, the surface of a magnetic particle is covered with a metal fluoride film, the magnetic... Agent: Crowell & Moring LLP Intellectual Property Group
20100289367 - Permanent magnet rotor: A permanent magnet rotor comprising a shaft, a rotor core fixed to the shaft, a magnet disposed around the core, and a linker fixed relative to the shaft and located at one end of the core; wherein an elastic clamping structure is arranged between the linker and the magnet such... Agent: Muncy, Geissler, Olds & Lowe, PLLC
20100289368 - Alternator with angularly staggered stator stages: A synchronous alternator is provided including a stator portion having one or more disc-shaped plates each carrying coils in multiples of three, and by a rotor portion, coaxial to the preceding, including one or more disc-shaped plates each carrying permanent magnets in a pair number different than the number of... Agent: Volpe And Koenig, P.C.
20100289369 - Generator for wind power installations: A generator for a wind power has teeth which are surrounded by windings and separated by slots, and permanent magnets that form the poles of the exciter field. The ratio of the number of slots to the product of the numbers of poles and winding phases is fractional and >1.... Agent: Lucas & Mercanti, LLP
20100289370 - Synchronous motor having 12 stator teeth and 10 rotor poles: The invention relates to an electric machine (1), in particular a synchronous machine, comprising a stator arrangement (3) having twelve stator teeth (2) and a rotor (6) having ten rotor poles (4). Said rotor poles (4) are separated by air gaps (9) and the rotor poles (4) are embodied as... Agent: Merchant & Gould PC
20100289371 - Interpole assembly for rotating electrical machine: A rotor (1) for a rotary electrical machine, which includes two pole wheels (2) having a series of axial claw poles (20) of a trapezoidal overall shape which extend axially from the extreme radial outer edge of the pole wheel (2a) toward the other pole wheel (2b), such that each... Agent: Berenato & White, LLC
20100289372 - Electric rotating machine having improved stator coil arrangement for reducing magnetic noise and torque ripple: An electric rotating machine is disclosed which includes a stator and a rotor. The stator includes a hollow cylindrical stator core and first and second three-phase stator coils. The stator core has a plurality of stator core teeth formed at a predetermined pitch in a circumferential direction of the stator... Agent: Nixon & Vanderhye, PC
20100289374 - Stator and manufacturing method thereof: The disclosed embodiments relate to a stator and manufacturing method of the stator in which the coil conducts of the stator have three phases (a U phase, V phase, and W phase), which are arranged in a distributed winding form in a plurality of slots of a stator core. The... Agent: Oliff & Berridge, PLC
20100289373 - Synchronous motor: Provided is a synchronous motor comprising a rotor that includes magnetic poles arranged at equal intervals in the circumferential direction, and a stator that includes stator teeth arranged at intervals in the circumferential direction. Stator teeth other than a reference tooth are displaced from positions corresponding to integral multiples of... Agent: Snell & Wilmer L.L.P. (panasonic)
20100289375 - Stator core: A stator core includes a magnetically conductive member coated with an insulating layer. The magnetically conductive member is integrally formed as a single continuous monolithic piece. The magnetically conductive member includes a ring, a plurality of pole teeth, and a plurality of magnetic pole portions. The ring has an inner... Agent: Kamrath & Associates P.A.
20100289376 - Carbon brush system for an electrical machine: A carbon brush system for an electrical machine, having at least two carbon brushes, which are situated axially adjacent to one another and cooperate with a rotatable countercontact system. The carbon brushes are implemented as directly or indirectly mutually axially supporting carbon brushes.... Agent: Kenyon & Kenyon LLP
20100289377 - Apparatus and method for ferroelectric conversion of heat to electrical energy: The present invention relates to a new method and apparatus for converting heat to electric energy. The invention exploits the rapid changes in spontaneous polarization that occur in ferroelectric materials during phase change. The invention permits robust and economical generation of electric energy from thermal energy, and it can be... Agent: Morris Manning Martin LLP
20100289378 - Information processor and method for the production thereof: An information converter has at least two material layers having polygonal base surfaces, which are connected to each other in a shear-rigid way, wherein at least in one material layer a change of length can be induced. The polygonal base surface has at least two different interior angles.... Agent: King & Spalding LLP
20100289379 - Surface acoustic wave (saw) device: [Means to Solve the Problem] A surface acoustic wave (SAW) device includes a rotated Y-cut quartz crystal substrate where a cut angle “θ” is set in −64.0°<θ<−49.3° with a crystalline Z-axis, an interdigital transducer (IDT) electrode formed on the quartz crystal substrate along a perpendicular direction to a crystalline Z-axis... Agent: Oliff & Berridge, PLC
20100289380 - Surface wave resonator having reduced parasitic resonance: The introduction of an asymmetry makes it possible to strongly attenuate the parasitic resonances which may appear when the resonators are produced notably on piezoelectric substrates of quartz type or any other material and cut with propagation axes for which there exists a natural directivity (LiTaO3, LiNbO3, langasite, GaPO4, LiB407,... Agent: Lariviere, Grubman & Payne, LLP
20100289381 - Automated drive frequency control for resonant actuator systems and methods thereof: An actuator system includes an actuator device comprising at least one piezoelectric member, a driving system, and an actuator controller. The driving system drives the at least one piezoelectric member at a driving frequency. The actuator controller monitors at least one parameter of the actuator device and the direct driving... Agent: Nixon Peabody LLP - Patent Group
20100289382 - Ultrasonic linear motor: An ultrasonic linear motor includes a substrate; a vibrator disposed on the substrate having an oblique or curved face at two sides thereof; and a slider having clamping portions at two sides thereof for correspondingly contacting with the two side faces of the vibrator and the substrate surfaces, wherein the... Agent: Rabin & Berdo, PC
20100289383 - Piezoelectric thin film and method of manufacturing the same, ink jet head, method of forming image with the ink jet head, angular velocity sensor, method of measuring angular velocity with the angular velocity sensor, piezoelectric generating element, an: Provided are a piezoelectric thin film including a lead-free ferroelectric material and exhibiting high piezoelectric performance comparable to that of lead zirconate titanate (PZT), and a method of manufacturing the piezoelectric thin film. The piezoelectric thin film of the present invention includes: a LaNiO3 film having a (001) orientation; an... Agent: Mcdermott Will & Emery LLP
20100289384 - Ceramic and method of manufacturing the same, dielectric capacitor, semiconductor device, and element: A method of manufacturing a ceramic includes forming a film which includes a complex oxide material having an oxygen octahedral structure and a paraelectric material having a catalytic effect for the complex oxide material in a mixed state, and performing a heat treatment to the film, wherein the paraelectric material... Agent: Oliff & Berridge, PLC
20100289385 - Motor: A motor is disclosed. The motor can include: a rotor equipped with a shaft; a base, in which a housing hole is formed and which includes a housing support portion protruding along a periphery of the housing hole; a housing, which may be inserted in the housing hole to be... Agent: Mcdermott Will & Emery LLP11/11/2010 > patent applications in patent subcategories.
20100283331 - Vibration generation module capable of generating inertial and impact vibrations: Disclosed herein is a vibration generation module capable of generating inertial and impact vibrations. The vibration generation module includes a magnetic force generation unit, an elastic force provision unit, a permanent magnet, a contactor, and an impact transmission panel. The permanent magnet is configured such that when periodic electrical energy... Agent: Lrk Patent Law Firm
20100283332 - Electric power tool: An electric power tool includes: a motor including a motor shaft; a tip tool driven by the motor; a housing that houses the motor; a switching element for driving the motor; and a bearing that can retain the motor shaft. The switching element is provided so as to overlap with... Agent: Mcdermott Will & Emery LLP
20100283334 - Generator main stator back-iron cooling sleeve: A main stator sleeve for a generator includes a sheet of material that includes an arcuate notch one two opposed edges such that a butt joint therebetween defines a pin aperture.... Agent: Carlson, Gaskey & Olds, P.C.
20100283333 - Oil pressure regulating valve for generator applications: A generator includes a rotor to be driven to rotate and generate electricity and a housing receiving the rotor. An oil supply includes an oil inlet port and an oil outlet port. A pressure regulating valve regulates the flow of oil from the inlet port to the outlet port. The... Agent: Carlson, Gaskey & Olds, P.C.
20100283335 - Generator coil cooling baffles: Systems are disclosed that assist in cooling generator rotor coils. In one embodiment, the system includes a stator; a rotor positioned within the stator, the rotor having: a spindle; groups of coils disposed about the spindle, each of the groups of coils including a plurality of ducts; a plurality of... Agent: Hoffman Warnick LLC
20100283337 - Drive device for vehicle: A drive device for a vehicle includes a motor generator generating drive force, and a power control unit provided integrally with the motor generator for controlling the motor generator. The includes a low-voltage circuit section to which a relatively low voltage is applied, a high-voltage circuit section which is located... Agent: Sughrue Mion, PLLC
20100283338 - Oil filter bypass valve assembly for a generator: A bypass valve assembly for a generator includes a spring cover with a flange which extends in a radial direction from a spring cover body. The spring cover body defines an overall length dimension, the overall length dimension to an end of the spring cover body to the flange dimension... Agent: Carlson, Gaskey & Olds, P.C.
20100283357 - Generator rectifier assembly with ease of assembly features: A rectifier assembly includes first and second housings surrounding a pair of electrical rings. Each of the electrical rings communicates with a pin. Bolts secure a spring to hold diodes against an inner wall of the electrical rings. The first housing includes openings opposed to the bolts to allow access... Agent: Carlson, Gaskey & Olds, P.C.
20100283339 - Motor: A motor including electrical components laid out to avoid enlargement of the motor. The motor includes a rotor, a cylindrical housing including a closed end and an open end and accommodating the rotor, and an end bracket fixed to the housing to close the open end and including a connector... Agent: Patterson Thuente Christensen Pedersen, P.A.
20100283340 - Low-cost minimal-loss flywheel battery: A low-cost minimal-loss zero-maintenance flywheel battery, to store electric power from a DC power source by conversion to kinetic energy, and regenerate electric power as needed. Its vertical spin-axis rotor assembly is supported axially by repelling annular permanent magnets, and is centered by ceramic ball bearings which have axial preload... Agent: Richard B. Fradella
20100283358 - Generator rotor with improved hollow shaft: A generator rotor shaft includes a shaft body extending through a first axial distance, and being hollow. Spline teeth are formed in an inner bore of the hollow shaft body. The ratio of a distance from one end of the hollow body to a remote axial end of the spline... Agent: Carlson, Gaskey & Olds, P.C.
20100283341 - Decoupler shaft for high speed generator: A clutch member for use in a generator clutch has actuation structure including a face with a ramp. The ramp has a ramp angle of between 6.2° and 6.4°. The clutch member may be a sliding decoupler shaft. In addition, a rotor and a generator including the clutch members are... Agent: Carlson, Gaskey & Olds, P.C.
20100283342 - High speed clutch design with jaw tooth profile to reduce separating load: A shaft for a clutch member comprises an engagement portion having a plurality of teeth spaced about a shaft centerline. The teeth have a tooth profile with a negative rake angle. The negative rake angle is between 1° and 2°. The teeth have a chamfer angle between the face of... Agent: Carlson, Gaskey & Olds, P.C.
20100283343 - Rotor gear for a generator: A rotor gear includes a rotor gear body having involute teeth that each have an involute surface that extends between a tooth tip and a tooth base. The involute surface includes at least reference points A-D, with reference point A near the base, reference point D near the tip, reference... Agent: Carlson, Gaskey & Olds, P.C.
20100283344 - Inner-rotor-type motor: An inner-rotor-type motor according to the preferred teachings of the present invention includes a housing, a stator, a rotor and a bearing seat. The stator is received in an assembly space of the housing. The rotor is rotatably positioned in the housing via a bearing and extends through a through-hole... Agent: Kamrath & Associates P.A.
20100283345 - Electrical machines: Embodiments provide an electrical machine bearing first and second pluralities of permanent magnets having different number of pole pairs, a plurality of pole-pieces that enable the magnetic interaction between the pluralities of permanent magnets, and winding that couples with the first/fundamental harmonic of the first plurality of permanent magnets to... Agent: Hartman & Hartman, P.C.
20100283346 - Axial retention of permanent magnet rotor in high speed generator: A permanent magnet rotor for use on an electrical generator comprises a hub having an outer peripheral surface and an inner peripheral bore centered on an axis. The inner peripheral bore is provided with a screw thread at least over a portion of an axial dimension. Permanent magnets are mounted... Agent: Carlson, Gaskey & Olds, P.C.
20100283347 - Novel ganged alternating current generator: A ‘ganged’ electrical generator with mechanical input into a rotor shaft that is used to produce alternating current (AC), the generator employing commonly used components arranged in a novel design to produce magnetic flux-induced current in copper or other conducting windings. The electrical generator is comprised, in part, of two... Agent: Duncan G. Byers PC
20100283348 - Brushless motor: Provided is a brushless motor of a 2P3S×n structure, in which a ratio (W) of a circumferential width (Wm) of each of magnets (16a to 16c) to a length (Wp) of a chord formed between endpoints of an arc with a center angle θp=360°/pole-number 3n, the arc being included in... Agent: Wenderoth, Lind & Ponack, L.L.P.
20100283349 - Polyphase electrical machine: A polyphase electrical machine, in particular, a polyphase generator, includes a stator which features a core body having a circumferential slot pitch, and a winding configuration having a plurality of windings. It is provided that each winding and each slot of the group of slots that extends over one pole... Agent: Kenyon & Kenyon LLP
20100283350 - Flywheel generator system having open shaped loop coils: A series of elongated oval wire windings bent into open C-shaped or other loop shape coils are positioned around a flywheel. Magnets, mating the loop opening shape, extend from the outer edge of the flywheel on a thin disc to pass through the coils to generate electricity with the spin... Agent: Donald W. Meeker
20100283351 - Laminated spiral core, dynamo-electric-machine rotor provided therewith, and dynamo-electric machine: A laminated spiral core includes core units and a plurality of swage portions. The core units form a rotor core. The core units have permanent-magnet attachment portions in which permanent magnets are to be disposed. Each of the core units has an arc shape. The plurality of swage portions connect... Agent: Ditthavong Mori & Steiner, P.C.
20100283352 - End plates for high speed generator applications: An end plate for a generator includes an end plate generally cylindrical and having a central bore to receive a rotor shaft. The end plate has a radially inner boss and a radially outer boss. The radially outer boss is positioned radially outwardly of windings in a generator. The radially... Agent: Carlson, Gaskey & Olds, P.C.
20100283354 - Capacitive electro-mechanical transducer, and fabrication method of the same: A capacitive electro-mechanical transducer includes a plurality of cavities, a communicating portion for connecting the cavities to each other, and two electrodes sandwiching each of the cavities. The cavities are sealed from outside, and at least a portion of the communicating portion is closed to interrupt the communication between the... Agent: Canon U.s.a. Inc. Intellectual Property Division
20100283353 - Mems resonators: A MEMS piezoresistive resonator (8, 78) is driven at a higher order eigenmode (32) than the fundamental eigenmode (31). The route of flow of a sense current (22) is arranged in relation to a characteristic of the higher order eigenmode (32), for example by being at a point of maximum... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing
20100283355 - Method for changing ultrasound wave frequency by using the acoustic matching layer: The method of changing ultrasound wave frequency by using the acoustic matching layer presents a replaceable acoustic matching layer to offer an effective means of filtering the original broadband frequency of an ultrasonic transducer into certain composite discontinuous frequencies. The filtering effect could be improved by connecting the electrodes of... Agent: Bacon & Thomas, PLLC
20100283356 - Vibrating body for vibration wave drive device and method of producing vibrating body for vibration wave drive device: Provided is a method of producing a vibrating body for a vibration wave drive device using a vibrator in which an electromechanical energy conversion element is joined to a vibrating body having a plurality of protruding portions, the method including a first step and a second step. In the first... Agent: Fitzpatrick Cella Harper & Scinto11/04/2010 > patent applications in patent subcategories.
20100277008 - Shell for housing voice coil motor and voice coil motor module: A shell for housing a voice coil motor (VCM) includes a casing and a cover. The casing defines a rectangular opening and two opening respectively in two opposite edges of the rectangular opening. The casing extends a pair of stripping strips into each opening and towards each other. The cover... Agent: Altis Law Group, Inc. Attn: Steven Reiss
20100277009 - Linear vibrator: The present invention provides a linear vibrator which can enhance the assembly accuracy and prevent a vibration unit from coming into direct contact with a coil or a casing. The linear vibrator includes a vibration unit, a casing, a bracket and a spring member. The vibration unit includes a plate... Agent: Blakely Sokoloff Taylor & Zafman LLP
20100277010 - Linear vibrator: The present invention provides a linear vibrator comprising a weight having an auxiliary magnet which is provided in a lower end of the weight and generates magnetic force with respect to the bracket. Therefore, a magnetic attractive force between auxiliary magnet and the bracket prevents undesirable fine vibrations and prevents... Agent: Blakely Sokoloff Taylor & Zafman LLP
20100277011 - Actuator using magnetic force, and drive device and sensor using the same: A coil is embedded in a magnetic elastomer obtained by mixing a powder-like ferromagnetic or highly magnetic permeable material with an elastomer, so that the coil can be electrically connected. By electrically connecting the coil, a magnetic field generates in the coil and around the coil. The magnetic field penetrates... Agent: Kratz, Quintos & Hanson, LLP
20100277012 - Linear generator: Provided is a linear generator which ensures efficient power generation stably while achieving a simplified structure and a reduced size and weight of the generator. The linear generator has a fluid pressure cylinder structure for reciprocating a piston (6) in a cylinder (1) in the axial direction by applying alternately... Agent: Wenderoth, Lind & Ponack, L.L.P.
20100277013 - Oscillatory system for a motorized drive unit: An oscillatory system for a motorized drive unit for the generation of a rotary oscillatory movement is provided. The system includes a first oscillatory component and a second oscillatory component, the components capable of oscillating relative to one another around an axis of oscillation; and at least two elongate spring... Agent: The Procter & Gamble Company Global Legal Department - Ip
20100277015 - Machine tool: The invention relates to an electric tool, in particular a hand-held electric tool, having a housing, which has a rear housing part and at least one front housing part arranged in front of the rear housing part in the longitudinal direction of the electric tool, and an electric drive motor... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.
20100277014 - Rfi suppression system and method of mounting for dc cordless tools: A hand tool RFI suppression system comprising a DC motor having a conductive housing, a power supply and a suppression circuit board supporting at least one suppression assembly and at least one ground circuit electrically coupled to the suppression assembly. The suppression circuit board is mounted to the motor housing... Agent: Ratnerprestia
20100277016 - Methods and apparatus for a permanent magnet machine with a direct liquid cooled stator: A permanent magnetic machine includes a stator body having a first end, a second end, and a plurality of generally radial slots formed therein for accepting a set of windings having a first set of end-turns at the first end and a second set of end-turns at the second end.... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)
20100277017 - Dovetail spoke internal permanent magnet machine: An internal permanent magnet (IPM) machine is provided. The IPM machine includes a stator assembly and a stator core. The stator core also includes multiple stator teeth. The stator assembly is further configured with stator windings to generate a stator magnetic field when excited with alternating currents and extends along... Agent: General Electric Company Global Research
20100277042 - Electrical actuating drive: The present invention relates to an electrical actuating drive (1) for devices to be adjusted mechanically, having an electrical drive motor (2) and an output-drive shaft (4) which can be adjusted over a rotation actuating range of more than 360°, comprising an integrated contactless sensor angle measurement system (6) for... Agent: Collard & Roe, P.C.
20100277018 - Device for the contact and attachment of an electric component in a motor vehicle: A device is provided for contact and attachment of an electrical component, such as in a motor vehicle. The contact and attachment are in a substantially flat region of a support element. The device comprises a plurality of clips. One side of the clips being configured to be at least... Agent: Johnson Controls, Inc. C/o Fletcher Yoder PC
20100277019 - Electric motor endshield having variable bearing arrangement: An electric motor assembly includes a stator assembly and a rotor assembly having a shaft disposed within a motor case. The motor case includes an endshield with a centrally disposed bearing-receiving core that is configured to receive any one of a plurality of bearing assemblies, including at least a ball... Agent: Hovey Williams LLP
20100277020 - Hydrostatic bearing made of magnetic material which is also used as a motor magnet: A permanent magnet motor is provided with a housing, a rotating shaft supported within the housing, and magnetic coils arranged within the housing. A hydrostatic bearing is disposed on the rotating shaft, the hydrostatic bearing having a permanent magnet incorporated therewith that restricts movement of the rotating shaft in a... Agent: Volpe And Koenig, P.C.
20100277021 - Apparatus for transferring torque magnetically: An apparatus for transferring torque magnetically with a primary rotary member and a secondary rotary member, wherein said rotary members are disc shaped and are sandwiched between one another. The primary rotary member has permanent magnets mounted radially on a disc, the secondary rotary member having disc geometry with electro... Agent: The Miller Law Offices, PLC
20100277022 - Electrical generating system, \"cross-over system\" to generate electrical energy as the driving power of land vehicles with an electrical engine/motor as the vehicles motor: Innovative self-sustaining/self-supportive electrical-generating system to produce electrical energy, to power land vehicles with an electrical engine/motor, characterized, that this land vehicle can run without any fossil raw material and that rotational energy from motion of the vehicle is converted into electrical energy that can be stored by a battery/energy cell... Agent: Ladas & Parry LLP
20100277023 - One directional electrification-type brushless dc motor provided with ac voltage output winding and motor system: [Solving Means] The brushless DC motor includes a disk 5 that is attached to a frame 3, a plurality of plate-like permanent magnets 6 that are disposed on the disk 5 at equal intervals around the disk 5, magnetic cores 70(A) that are fixed to the frame 3 according to... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20100277024 - Low-inertia permanent-magnet electrical machine rotor: A rotor (11) for an electric machine with low-inertia permanent magnets (13) located between the poles (15) of the electric machine and a rotor hub, where the rotor hub is comprised of an internal ferrule (21) and an intermediate ring (23) between it and said magnets (13), with said intermediate... Agent: Ladas & Parry LLP
20100277025 - Rotary table for permanent magnet rotating machine and method for manufacturing permanent magnet rotating machine: A permanent magnet rotating machine comprising: a rotating shaft; at least two rotors comprising a table-like structure and permanent magnets attached thereto, the table-like structures being connected to the rotating shaft and being disposed in an axial direction of the rotating shaft; and a stator comprising a table-like structure and... Agent: Roberts Mlotkowski Safran & Cole, P.C. Intellectual Property Department
20100277026 - Rotary electric machine: A rotary electric machine comprising a rotor (30A) including a plurality of permanent magnets having magnetic poles and a stator (20A) including a plurality of tooth sections each having a front end portion which faces the rotor, wherein the rotor (30A) has a skew structure having a change section in... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100277027 - Skew pattern for a permanent magnet rotor: A rotor for an electric machine includes a plurality of magnet stacks having at least five permanent magnets formed into a skew pattern within each of the magnet stacks. The skew pattern has a skew angle and at least two skew steps, and is an angle of rotation about the... Agent: Quinn Law Group, PLLC
20100277028 - High speed internal permanent magnet machine: An internal permanent magnet (IPM) machine is provided. The IPM machine includes a stator assembly and a stator core. The stator core also includes multiple stator teeth. The stator assembly is further configured with stator windings to generate a magnetic field when excited with alternating currents and extends along a... Agent: General Electric Company Global Research
20100277029 - Armature winding of rotating electrical machine: There is provided a 3-phase 2-layer armature winding of a rotating electrical machine. The lead-out connection conductor connected to the output terminal is connected to a coil piece positioned at least farther than a first coil piece inside the phase belt counted from the end of the each phase belt,... Agent: Harness, Dickey & Pierce, P.L.C
20100277030 - Laminated stator assembly: A stator core for a generator includes a multiple of core laminations along an axis, each of the multiple of core laminations define at least one leg which extends in a radial direction from the axis.... Agent: Carlson, Gaskey & Olds, P.C.
20100277031 - Method for producing a stator housing unit: The invention relates to a method for producing a stator housing unit for an electric machine, wherein a stator is connected to a housing. Before connecting, at least one partial surface of the common contact surfaces is coated with a paint material comprising a material additive expanding irreversibly upon first... Agent: Driggs, Hogg, Daugherty & Del Zoppo Co., L.p.a.
20100277032 - Electric machine: An electric machine comprises: a casing (2); a stator (3) and a rotor (4) supported by the casing (2), the rotor (4) having at least one rotor winding (7); a commutator (9) connected permanently to the rotor (4) and electrically connected to the rotor winding (7); a pair of brushes... Agent: Shuttleworth & Ingersoll, P.L.C
20100277033 - Compact brush holder assembly having dynamic loading and improved brush box holder: These and other objects of the present invention are achieved by a brush holder assembly for an electric motor or generator wherein the brush box or holder is arcuate and curved in relationship to a commutator and supports a brush means and a floating constant force spring which allows dynamic... Agent: Clifford G. Frayne
20100277034 - Array of baw resonators with mask controlled resonant frequencies: Methods that create an array of BAW resonators by patterning a mass load layer to control the resonant frequency of the resonators and resonators formed thereby, are disclosed. Patterning the surface of a mass load layer and introducing apertures with dimensions smaller than the acoustic wavelength, or dimpling the mass... Agent: Lerner, David, Littenberg, Krumholz & Mentlik
20100277036 - Boundary acoustic wave device: A boundary acoustic wave device with increased surge withstand voltage includes a dielectric film composed of a first dielectric and disposed on a top surface of a piezoelectric substrate; an electrode including an IDT electrode disposed on the dielectric film; and a dielectric layer composed of a second dielectric arranged... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP
20100277035 - Piezoelectric device: A piezoelectric device includes a piezoelectric substrate, a conductive pattern which is provided on one main surface of the piezoelectric substrate and which includes an IDT electrode, a supporting layer which is arranged on the one main surface of the piezoelectric substrate so as to surround the periphery of an... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP
20100277037 - Surface acoustic wave device and method of manufacturing the same: A surface acoustic wave device excellent in reliability and a method of manufacturing the same are provided. The surface acoustic wave device comprises a piezoelectric substrate (1) for propagating an surface acoustic wave thereon, an IDT (2) formed on a first main surface of the piezoelectric substrate (1) and a... Agent: Hogan Lovells US LLP
20100277038 - Array of electroacoustic transducers and electronic probe for diagnostic images with high focusing depth: An electroacoustic transducer assembly and probe for emitting and receiving acoustic radiation beams. The transducer assembly comprising a plurality of transducer elements, each one composed of an electroacoustic element, arranged side by side and spaced apart along a row having a first end. Starting from transducer element proximate to the... Agent: Woodard, Emhardt, Moriarty, Mcnett & Henry LLP
20100277039 - Driving device: A driving device capable of multidimensional positioning by the single device has a shaft-like driving member 4, an electromechanical transducer 3 which has a plurality of expandable portions 11, 12 and which holds one end of the driving member 4, the expandable portions being provided in parallel so that each... Agent: Brinks Hofer Gilson & Lione
20100277040 - Thin film detector for presence detection: A transducer (800) is provided where a membrane (830) is formed over a front substrate (615); and a piezoelectric layer (820) is formed over the membrane (830) at an active portion (821) and peripheral portions located adjacent the active portion (821). A patterned conductive layer including first and second electrodes... Agent: Philips Intellectual Property & Standards
20100277041 - Flexural vibration piece: A flexural vibration piece includes: a base portion; and a vibration arm extending from the base portion, wherein the vibration arm has first and second main faces which are arranged to be opposite each other, the first and second main faces respectively have first and second grooves which are formed... Agent: Harness, Dickey & Pierce, P.L.CPrevious industry: Electrical transmission or interconnection systems
Next industry: Supports: cabinet structure
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