Electrical generator or motor structure patents - Monitor Patents
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Electrical generator or motor structure July category listing 07/12

Below 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.
07/26/2012 > 29 patent applications in 25 patent subcategories. category listing

20120187778 - Actuator which can be actuated electromagnetically, particularly for an adjustable damping valve of a vibration damper: Actuator which can be actuated electromagnetically includes a coil, a magnetically conductive actuator sleeve being fixed in the magnetic field thereof. The magnetic field passes radially from the actuator sleeve to an axially movable armature and passes axially in the area of a pole plane from the armature to a... Agent: Zf Friedrichshafen Ag

20120187779 - Linear motor: A linear motor comprises a first member including armature modules, a second member including permanent magnet modules, and a supporting mechanism. Each armature module has at least four salient poles projected from a magnetic body to the second member and coils winding round the salient poles, through which a single-phase... Agent:

20120187780 - Apparatus for generating vibrations: There is provided an apparatus for generating vibrations, the apparatus including: a lower case made of a non-magnetic material; a coil plate mounted on the lower case and made of a magnetic material so as to reduce magnetic force leakage; a coil mounted on the coil plate; and a motion... Agent: Samsung Electro-mechanics Co., Ltd.

20120187782 - Hand-held power tool with a drive motor and a gear mechanism: A hand-held power tool with a drive motor and a gear mechanism has elastomer elements moulded onto the inner side of the housing. At least two elastomer elements form elastomer bearings for bearing the drive motor.... Agent: Robert Bosch Gmbh

20120187781 - Motor: It is an object of this invention to provide a motor with a structure including a bearing only on one side whose assembly accuracy can be easily increased. In a stepping motor including a shaft as a rotating shaft of a rotor and a bearing which rotatably supports the shaft,... Agent:

20120187785 - Electromotive auxiliary drive: Electromotive auxiliary drive for use in vehicles, for example a windscreen wiper drive or motor, having at least one electronic system accommodated inside a gear, having a circuit board or PCB, which with the use of at least one centring and locking pin reaching through a centring and fixing opening... Agent: Valeo Syst&#xc8 Mes D'essuyage

20120187784 - Machine with high voltage enclosure cover: A machine includes a high voltage element and an enclosure surrounding the high voltage element. The enclosure includes a first insulating insert disposed at least partially within a first wall and being electrically non-conductive and surrounding a first conductive insert and an enclosure cover formed at least partially of an... Agent: Remy Technologies, Inc.

20120187783 - Stator winding connection arrangement: An electric machine a cylindrical stator core having an outer perimeter surface and an inner perimeter surface with a plurality of slots formed between the inner perimeter surface and the outer perimeter surface. The inner perimeter surface defines an inner cylindrical space for the stator that extends in an axial... Agent: Remy Technologies, LLC

20120187786 - Magnetic propulsion motor: The present disclosure relates to a magnetic motor including a drive magnet, a motion magnet, and an acceleration field. The drive magnet includes magnetic shielding, typically on a portion thereof, altering the magnetic field of the drive magnet. In some embodiments, the motion magnet has a cross-section that is generally... Agent:

20120187787 - Motor and rotary drive device: A motor may include a motor housing; a rotor which is provided with a rotation shaft rotatably held with respect to the motor housing, a magnet held by the rotation shaft, and a back yoke facing the magnet on one side in a motor axial line direction; a stator board... Agent: Nidec Sankyo Corporation

20120187788 - Watertight apparatus for an underwater motor: The present invention relates to a watertight apparatus for an underwater motor, comprising a double oil jacket for preventing high-pressure water from entering the underwater motor along a rotary shaft of the underwater motor. According to the present invention, high-pressure water is prevented from entering the underwater motor along the... Agent: Korea Maritime University R&db Foundation L Dongsam-dong Yeongdo-gu

20120187789 - Hydrodynamic bearing assembly and motor including the same: There is provided a hydrodynamic bearing assembly including: a sleeve having a shaft inserted thereinto and supported thereby; a thrust plate coupled to one end of the shaft; an extension part formed at the thrust plate to be extended in an axial direction so as to be coupled to the... Agent: Samsung Electro-mechanics Co., Ltd.

20120187790 - Electric motor with permanent magnet excitation: An electric motor with a permanent magnet excitation comprises permanent magnets retained in a pole housing and associated with the flux-conducting element, wherein at least one permanent magnet and a flux-conducting element are arranged so that they are in positively interlocking engagement.... Agent: Robert Bosch Gmbh

20120187791 - Electric machine: The device comprises a single circular row of permanent magnetic poles and a circular row of electromagnets, magnetic-force-conducting elements of which have central polar part and two lateral polar parts connected to the central polar part and spaced from opposing (in the direction which is essentially perpendicular to the rotation... Agent:

20120187792 - Motor: A motor includes: a rotor comprising: a rotary shaft; a magnetic body rotatable together with the rotary shaft; and first and second permanent magnets fixed on an outer circumference or an inner circumference of the magnetic body, and a stator comprising: an iron core arranged around the rotor; and a... Agent: Shinano Kenshi Co., Ltd.

20120187793 - Rotor: The invention relates to a rotor (1) of a rotating dynamoelectric machine, comprising permanent magnets (3) which are arranged on the circumference of the rotor base (4), said permanent magnets (3) being positioned and secured by at least one collar (2) which is closed in circumferential direction.... Agent: Siemens Aktiengesellschaft

20120187794 - Lundell type rotating machine: Provided is a Lundell type rotating machine with high efficiency and high output, which has a rigid and magnetically advantageous magnet retention structure. A rotor iron core includes laminated magnetic-pole members mechanically and magnetically coupled to two laminated magnetic end plates, which extend in an axial direction so as to... Agent: Mitsubishi Electric Corporation

20120187795 - Armature windings: The present invention relates to armature windings for DC electrical machines, and in particular to those that use electronic commutation and have relatively few slots per pole-pair. The armature windings are particularly well suited for use with rotating DC electrical machines that have a large diameter and a large number... Agent: Converteam Technology Ltd.

20120187796 - Cage rotor with starting bar: The invention relates to a cage rotor for an asynchronous machine (1) comprising starting bars for improving the starting behavior. The invention further relates to a method for producing such a cage rotor. In order to achieve as great an efficiency as possible, the cage rotor comprises a laminated rotor... Agent: Siemens Aktiengesellschaft

20120187797 - Stator assembly having a phase-to-phase insulator, and a method of assemblying a stator assembly: An insulator assembly for a stator assembly of an electric machine includes an annular ring attached to a stator core, and a plurality of coil separators supported by the annular ring and extending from the annular ring axially along a longitudinal axis. One of the coil separators is disposed between... Agent: Gm Global Technology Operations LLC

20120187798 - Three-phase dc motor: A three-phase DC motor includes a rotor 30 having poles 30a and a stator 28 having core units 32b arranged around the rotor 30. Three or more coils are wound around the core units 32b. An outer surface of the rotor 30 has alternating poles of N and S around... Agent: Nabtesco Corporation

20120187799 - Surface acoustic wave device: A surface acoustic wave device includes an electrode and a dielectric layer laminated on a piezoelectric substrate, in which the electrode includes a first electrode film containing Pt, Au, Ag, or Cu and a second electrode film containing Al, the normalized film thickness h/λ of the first electrode film is... Agent: Murata Manufacturing Co., Ltd.

20120187800 - Electromechanical conversion element and actuator: An electromechanical conversion element having high connection reliability and an actuator equipped with the electromechanical conversion element. The electromechanical conversion element includes: a displacement part capable of expanding and contracting by application of voltage and having electrode forming faces and an adhesion face which are disposed adjacent to each other;... Agent: Murata Manufacturing Co., Ltd.

20120187801 - Piezoelectric sensor: The present invention provides a piezoelectric sensor that can reduce spurious vibration of a transducer. The piezoelectric sensor includes a transducer which has a piezoelectric body and a vibration plate and which transmits/receives ultrasound, and a mount supporting the transducer near nodes of mechanical vibration generated to the transducer. The... Agent:

20120187802 - Nano piezoelectric actuator energy conversion apparatus and method of making same: A nano piezoelectric actuator energy conversion apparatus fabricated from silicon comprising a mechanical amplifier comprising a fixed supporting member, a movable supporting member connected to compliant links attached to at least one actuating arm, and a piezoelectric stack affixed between the fixed supporting member and movable supporting member. Also disclosed... Agent: Viking At, LLC

20120187803 - Flexural vibration element and electronic component: A flexural vibration element according to a first aspect of the invention includes: a vibration element body composed of a plurality of vibrating arms provided in parallel, a connecting part connecting the vibrating arms, and one central supporting arm extending between the vibrating arras from the connecting part in parallel... Agent: Seiko Epson Corporation

20120187804 - Architecture for piezoelectric mems devices: A piezoelectric thin film device comprises a piezoelectric thin film having upper and lower surfaces and a defined tilted crystal morphology, a top electrode disposed on the upper surface, a substrate having a surface morphology that corresponds to the defined crystallographically tilted morphology, and a bottom electrode disposed between and... Agent:

20120187805 - Piezoelectric resonator plate and manufacturing method for piezoelectric resonator plate: In a piezoelectric resonator plate, a substrate having a main face formed in a rectangular shape is provided with a vibration portion and a joining portion that are integrated with each other, the vibration portion including a vibration region configured by forming a pair of excitation electrodes, and the joining... Agent: Daishinku Corporation

20120187806 - Ultrasonic vibration apparatus: An ultrasonic vibration apparatus includes a vibrator including at least two vibration elements, at least three electrode portions, a bridging portion and an anti-vibration portion. The vibration elements are configured to generate ultrasonic vibration. The vibration elements and the electrode portions are alternately arranged side by side in a vibrating... Agent: Olympus Medical Systems Corp.

07/19/2012 > 24 patent applications in 20 patent subcategories. category listing

20120181880 - Electric motor: An electric motor has a wound stator and a permanent magnet rotor. The rotor includes a shaft, a hub fixed on the shaft, a plurality of rotor core segments and magnets fixed around the hub, and a pair of covers fixed to axial ends of the rotor core segments. The... Agent:

20120181881 - Over-molded liquid cooled three-stack motor: A brushless, liquid or air cooled, direct current motor formed from a three stack stator and three section rotor assembly using an integrated water cooled or air cooled housing and over-molding techniques.... Agent:

20120181882 - Electric machine having an integrated rotor temperature sensor: An electric machine includes a housing, a stator mounted within the housing, and a rotor rotatably mounted within the housing relative to the stator. The rotor includes a rotor lamination assembly having a plurality of laminations. A temperature sensor is arranged within the housing. The temperature sensor includes a sensing... Agent: Remy Technologies, L.L.C.

20120181883 - Electric machine with integrated coolant temperature sensor: An electric machine including a housing, a stator mounted within the housing, a rotor rotatably mounted within the housing relative to the stator, and a coolant system fluidly connected to the housing. The coolant system delivers a flow of coolant through the housing. A coolant temperature sensor is arranged within... Agent: Remy Technologies, L.L.C.

20120181884 - Electric machine having an integrated coolant level sensor: An electric machine includes a housing having a coolant collection area, a stator mounted within the housing, a rotor assembly rotatably mounted within the housing relative to the stator, and a coolant level sensor arranged at the coolant collection area. The coolant level sensor includes a sensing surface configured and... Agent: Remy Technologies, L.L.C.

20120181903 - Controller-integrated electric rotating machine with a shifted control circuit: In a controller-integrated electric rotating machine provided with a power circuit unit and a control circuit unit, a cooling property is improved so that the control circuit unit does not impair a flow of air for cooling the power circuit unit. A power circuit unit having switching elements for converting... Agent: Mitsubishi Electric Corporation

20120181886 - Electric rotating machine: An electric rotating machine includes a multi-phase armature coil that is wound around a cylindrical armature core in a distributed winding manner. Each of phase windings of the armature coil is formed of an electric wire bundle which includes a plurality of insulation-coated electric wires that are electrically connected to... Agent: Denso Corporation

20120181885 - Spindle motor: Disclosed herein is a spindle motor including: a rotor including a rotational axis and a magnet; and a stator including a bearing supporting the rotational axis and an armature corresponding to the magnet; wherein the rotor rotates by electromagnetic force between the magnet and the armature, the stator includes a... Agent: Samsung Electro-mechanics Co., Ltd.

20120181887 - Safety bearing for retaining a rotor shaft of a machine: The invention relates to a safety bearing for retaining a rotor shaft (4) of a machine (1), wherein the safety bearing (2) comprises a first carrier body (7) rotating about a virtual geometric center line (M) and roller bodies (5), wherein each roller body comprises a region (19) that is... Agent: Siemens Aktiengesellschaft

20120181888 - Rotary electric machine rotor: A rotary electric machine rotor is provided with a rotor shaft, a rotor core, and a group of permanent magnets. The rotor core includes a group of flux barriers arranged at intervals. At least one of the flux barriers includes at least one bridge joining an inner edge and an... Agent: Nissan Motor Co., Ltd.

20120181889 - Electric motor rotor selectively formed of one of two different magnetic units: An electric motor rotor includes a core member having a plurality of locating grooves spaced around the periphery thereof and outer rotation-stopping portions, and a magnetic unit arranged around the periphery of the core member and defining a plurality of magnetic zones corresponding to the space between each two adjacent... Agent:

20120181890 - Method and system for joining stator wires: A method and system is provided to join the wire ends of a stator by immersing a wire end portion of the stator in a molten solder bath to form a solder joint in each of a plurality of wire end pairs to provide an electrical connection between the respective... Agent: Gm Global Technology Operations LLC

20120181891 - Motor: A flat conductor wire in a U-phase first slot of a first group block and a flat conductor wire in a U-phase second slot of a second group block form an outer circumference base unit. A flat conductor wire in a U-phase second slot of the first group block and... Agent: Toyota Jidosha Kabushiki Kaisha

20120181892 - Flux cancellation in a permanent magnet generator: A permanent magnet comprises a primary winding, a secondary winding, a permanent magnet, an output terminal for connection to an external load, and a switching mechanism with two modes. In a first mode of the switching mechanism, the primary winding is connected between neutral and the output terminal, and the... Agent: Hamilton Sundstrand Corporation

20120181893 - Stator for electric rotating machine and method of manufacturing the same: A stator includes a hollow cylindrical stator core having stator teeth and slots. The stator teeth each extend radially inward and are circumferentially spaced from one another. Each of the slots is formed between one circumferentially-facing pair of the stator teeth and opens at the radially inner periphery of the... Agent: Denso Corporation

20120181894 - Rotor for rotary electric machine: A rotor for a rotary electric machine, the rotor being arranged to face a stator and being roratably attached to a housing, the rotor includes a core body formed by a plurality of core sheets laminated in a direction of a rotational axis of the rotor, first and second end... Agent: Aisin Seiki Kabushiki Kaisha

20120181895 - Permanent magnet rotor of motor: A permanent magnet rotor of a motor including a rotor core and permanent magnets. The rotor core includes a central core, a plurality of sectional cores, and a connecting mechanism. The sectional cores are integrated with the central core via the connecting mechanism to form a whole iron core. Grooves... Agent: Zhongshan Broad-ocean Motor Manufacturing Co., Ltd.

20120181896 - Mechanical meta-materials: The present invention provides meta-materials with an actively controllable mechanical property. The meta-material includes a deformable structure and a set of activation elements. The activation elements are controllable between multiple states. The meta-material includes a first value for a mechanical property when one or more of the activation elements is... Agent:

20120181897 - Electrostatic induction power generator: An electrostatic induction generator has a first substrate and a second substrate that can move relative to each other while remaining opposed to each other, an electret provided in the first substrate, and a first electrode and a second electrode provided on a surface side opposed to the electret in... Agent: Omron Corporation

20120181898 - Acoustic wave device: An acoustic wave device includes, a substrate, an acoustic wave device chip that has a vibration part exciting an acoustic wave and is mounted on a surface of the substrate so that the vibration part is exposed to a space formed between the substrate and the acoustic wave device chip,... Agent: Taiyo Yuden Co., Ltd.

20120181899 - Piezoelectric resonator and elastic wave device: The generation of secondary vibration different in oscillation frequency from primary vibration is suppressed. In a quartz-crystal resonator in which excitation electrodes are formed respectively on both surfaces of a quartz-crystal piece whose primary vibration is thickness shear vibration, a hole portion is formed at a portion, in the excitation... Agent: Nihon Dempa Kogyo Co., Ltd.

20120181900 - Sensors for measuring at least one of pressure and temperature, sensor arrays and related methods: Arrays of resonator sensors include an active wafer array comprising a plurality of active wafers, a first end cap array coupled to a first side of the active wafer array, and a second end cap array coupled to a second side of the active wafer array. Thickness shear mode resonator... Agent: Delaware Capital Formation, Inc.

20120181901 - Method and apparatus for mechanical energy harvesting using planar microfluidic device: An apparatus comprising a mechanical-to-electrical energy converting device utilizes an array of microfluidic droplets in association with a planar electrode and separated by a dielectric layer to form a capacitive structure. An elastic spacer is also disposed between the planar electrode and array of droplets, such that as the spacer... Agent:

20120181902 - Ultrasound transducer element and method for providing an ultrasound transducer element: An ultrasound transducer element includes a piezoelectric layer, a front end body, and a backing layer assembly. The piezoelectric layer extends between opposite front and back sides and is configured to transmit acoustic waves from the front side. The front end is body disposed proximate to the front side of... Agent: General Electric Company

07/12/2012 > 35 patent applications in 31 patent subcategories. category listing

20120175973 - Coreless linear motor: A coreless linear motor includes a fixed member and a movable member. The fixed member has groups of permanent magnets arranged in a yoke. The movable member has a coil assembly. The groups of permanent magnets include first and second groups of permanent magnets arranged so as to face each... Agent: Toshiba Kikai Kabushiki Kaisha

20120175974 - Compact electromechanical mechanism and devices incorporating the same: An improvement on the compact electromechanical mechanism of patent application Ser. No. 29/364,177 composed of a divergent flux path electromagnetic device includes dual magnetic flux paths from a radially poled permanent magnet along parallel and coaxially pole pieces so as the magnetic flux is diverted in a single direction by... Agent:

20120175975 - Switched reluctance motor: Disclosed is herein a switched reluctance motor including: a rotor; commutators connected to both ends of the rotor; brushes mechanically contacting to the commutators by rotation of the rotor; a stator having the brushes fixed thereto and having stator poles having coils wound therearound, wherein the brushes are moved and... Agent: Samsung Electro-mechanics Co., Ltd.

20120175976 - Arrangement for acoustic decoupling of a stator of an electric motor: The invention relates to an arrangement for acoustic decoupling of a stator of an electric motor having two substantially cylindrical decoupling rings disposed on both sides of the stator and concentric to a motor shaft, each fixed to a front side of the stator on one side and each fixed... Agent: Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Wurzburg

20120175977 - Coolant flow enhancing device for stator coil end turns of fluid cooled electric motor: A coolant flow enhancing device is provided to increase electric machine coil cooling at coil end turn locations. Such a device is incorporated into an overall fluid cooled electric machine that has phase separators extending through slots between stator teeth. The device includes flow deflectors located at ends of the... Agent: Kollmorgen Corporation

20120175978 - Air-cooled electrical machine: The disclosure relates to an air-cooled electromechanical system having a rotor, a driver element, and a fan impeller, the rotor comprising a rotor shaft and field winding. Said disclosure proposes that the fan impeller is rotatably mounted on the rotor shaft and can be connected to and/or disconnected from the... Agent: Ford Global Technologies, LLC

20120176005 - Induction generator for a bi-cycle: The invention provides a generator for a bicycle. The generator has one or more driving magnets fixed to a wheel of the bicycle and an induction structure that is fixed to a frame part of the bicycle. The induction structure comprises an induction magnet and a coil. A fixture allows... Agent: Reelight Aps

20120176007 - Electric machine device, actuator using the same, motor, robot, and robot hand: An electric machine device includes: a rotor including a rotor magnet arranged along the outer circumference of a center shaft; a stator arranged on the outer circumference of the rotor; a rotating mechanism coupled to the rotor and used for transmission of rotation driving force; and a load connecting section... Agent: Seiko Epson Corporation

20120176006 - Electric machine having integrated resolver: An electric machine that includes a stator and a rotor. The rotor includes a shaft and a lamination assembly coupled to the shaft and is configured and disposed to rotate relative to the stator, the rotor lamination assembly including a plurality of laminations that define an outer periphery having an... Agent: Remy Technologies, L.L.C.

20120175979 - Electric motor: An electric motor has a rotor and a stator. The stator has an endcap with two brush assemblies, two brush brackets for holding the brush assemblies and two electrical terminals. Each brush assembly is detachably mounted to its brush bracket and has a brush holder, a brush slidably received in... Agent:

20120175980 - Electric motor: An electric motor includes a stator, a rotor and an end cap. The stator includes a housing and magnets attached to an inner surface of the housing. The housing has an open end closed by the end cap. The rotor includes a shaft, an armature and a commutator fixed to... Agent:

20120175981 - Fixing structure for electrical component: A fixing structure for an electrical component includes a heat removing member for removing heat from the electrical component. The heat removing member has a receiving portion for receiving the electrical component. The fixing structure for an electrical component further includes a separation member that is coupled to the electrical... Agent: Kabushiki Kaisha Toyota Jidoshokki

20120175982 - Rotating electrical machine and rotating apparatus: The disclosure discloses a rotating electrical machine that is integrally formed with a reduction device having an input shaft to which a roller gear cam is provided and an output shaft to which cam followers configured to sequentially engage with the roller gear cam is provided on an outer periphery,... Agent: Kabushiki Kaisha Yaskawa Denki

20120175983 - Bearing having a power generation unit: A bearing, which has a first bearing ring, a second bearing ring, a rolling element interposed between the two bearing rings and a claw pole generator-type power generation unit. The bearing has a substantially space-neutral power generation unit which has a high filling factor for the induction coil. The first... Agent: Schaeffler Technologies Gmbh & Co. Kg

20120175984 - Dynamic bearing device: Disclosed is a dynamic bearing device which allows production of a smaller housing at low cost and which suppresses ion elution from the resin portion to thereby maintain cleanliness in the dynamic bearing device and exert a desired bearing performance. A dynamic bearing device 1 is equipped with a bearing... Agent: Ntn Corporation

20120175985 - Passive magnetic bearing system: An axial stabilizer for the rotor of a magnetic bearing provides external control of stiffness through switching in external inductances. External control also allows the stabilizer to become a part of a passive/active magnetic bearing system that requires no external source of power and no position sensor. Stabilizers for displacements... Agent:

20120175986 - Rare-earth magnet: In a ferromagnetic material containing at least one kind of rare-earth element, a layer containing at least one kind of alkaline earth element or rare-earth element and fluorine is formed at the grain boundary or near the powder surface of the ferromagnetic material. A further layer containing at least one... Agent:

20120175987 - Brushless motor: A brushless motor including a stator having teeth and a rotor having magnetic pole portions is disclosed. The magnetic pole portions are arranged to have the same polarities as each other. The rotor includes gaps that function as magnetic resistance at circumferential ends of each of the magnetic pole portions... Agent: Asmo Co., Ltd.

20120175988 - Rotating electric machine for vehicular use: A rotating electric machine for vehicular use includes: a stator that includes a stator core and a stator winding wound at the stator core; and a rotor that is rotatably disposed relative to the stator and includes a rotor core formed by laminating a plurality of electromagnetic steel sheets with... Agent: Hitachi Automotive Systems, Ltd

20120175989 - Permanent magnet excited synchronous machine with embedded magnets: A permanent magnet excited synchronous machine (1) with embedded magnets, which is particularly suitable for range extender generator. It includes stator (2) and rotor (3) being provided with exciter magnets (7). The rotor (3) has at least two rotor poles (4), each is provided with one exciter magnet (7). In... Agent: Brusa Elektronik Ag

20120175990 - Motor: A motor is provided. When m is half of a number of slots of one phase and n is a divisor of m, the overall parallel winding of a total number of parallels p is equally divided n-fold into partial parallel windings Ni, having a number of parallels p/n, each... Agent: Okuma Corporation

20120175991 - Method for manufacturing a cylindrical winding for slotless electrical machine: m

20120175992 - Stator for compressor motor: A stator for a compressor motor that has a structure in which the ends of insulation films inserted into slots of a stator core are supportedly locked to locking protrusions formed on upper and lower insulators for insulating the upper and lower sides of the stator core, thereby allowing the... Agent: New Motech Co., Ltd.

20120175993 - Winding frame with magmate and stator core with the same: A stator core including at least two or more stator core-continuous bodies each formed by coupling at least two or more unit cores to each other, each unit core consisting of a tooth portion having a coupling slot and a coupling projection formed along both ends thereof and connected to... Agent: New Motech Co., Ltd.

20120175994 - Magnetically isolated phase interior permanent magnet electrical rotating machine: A magnetically isolated phase stator includes a stator phase section with two sides and a magnetically inactive isolation region on each side that prevents a permanent magnetic field from being shared from the stator phase section and another stator phase section of the stator. A magnetically isolated phase interior permanent... Agent: Qm Power, Inc.

20120175995 - Motor stator: A motor stator includes a plurality of separate core segments, a plurality of coils, and a fixing ring. Each core segment includes a yoke and a tooth extending from the yoke. The yokes are connected to form a substantially circular core, with the teeth extending inwards. Each coil is wound... Agent:

20120175996 - Stator for electric rotating machine and method of manufacturing the same: A stator includes a hollow cylindrical stator core comprised of a plurality of stator core segments, a stator coil mounted on the stator core, and an outer cylinder that is fitted on die radially outer surfaces of the stator core segments so as to fasten the stator core segments together.... Agent: Denso Corporation

20120175997 - Switched reluctance motor: Disclosed herein is a switched reluctance motor including a rotor having a coil wound therearound; commutators connected to both ends of the rotor; brushes mechanically contacting the commutators by rotation of the rotor; and a stator having the brushes fixed thereto and having stator poles, wherein the brushes are moved... Agent: Samsung Electro-mechanics Co., Ltd.

20120175998 - Electrochemical actuators: Devices and methods for providing electrochemical actuation are described herein. In one embodiment, an actuator device includes an electrochemical cell including a negative electrode and a positive electrode At least a portion of the negative electrode is formed with a material formulated to at least one of intercalate, de-intercalate, alloy... Agent: Massachusetts Institute Of Technology

20120175999 - Radioisotope fueled rotary actuator for micro and nano vehicles: The invention provides an actuator apparatus and method where a source provides electrons to a target material wherein electrical work is performed. A beta emission process comprises a source material emitting electrons which are then captured by a target material. The actuator's source vanes rotate within an electric field between... Agent: Bae Systems Information And Electronic Systems Integration, Inc.

20120176000 - Temperature-activated voltage generator: An illustrative embodiment of a temperature-activated voltage generator includes a generator housing having a housing interior; a flexible, temperature-sensitive bimetallic element disposed in the housing interior; and a piezoelectric element carried by the generator housing. The bimetallic element is positional between a first position wherein the bimetallic element disengages the... Agent: The Boeing Company

20120176001 - Surface acoustic wave device: A surface acoustic wave device includes a piezoelectric substrate including an R-plane, a-plane, or m-plane sapphire substrate and a LiNbO3 film of (90°, 90°, −15° to 15°) or (0°, 90°, −15° to 15°) in terms of Euler angles (φ, θ, Ψ) disposed on the sapphire substrate, and electrodes disposed on... Agent: Murata Manufacturing Co., Ltd.

20120176002 - Acoustic transducer and method of driving the same: An acoustic transducer includes a first driving unit group including at least one electrode and a second driving unit group including at least one electrode. The first driving unit group is driven at a first phase, and the second driving unit group is driven at a second phase that is... Agent: Samsung Electronics Co., Ltd.

20120176003 - Resilient bridge support having a piezoelectric device: A resilient support for a bridge includes: an upper plate fixedly installed on the undersurface of the bridge deck panel; a base plate fixedly installed on the top surface of the pier; an upper fixed panel and a lower fixed panel fastened and fixed by fastening bolts to the upper... Agent:

20120176004 - Quartz-crystal devices exhibiting reduced electrical impedance: Quartz-crystal vibrating devices are disclosed, including vibrating and frame portions separated by a through-slot. An edge surface of the slot has a protrusion preventing unwanted formation of artifact “electrodes.” The vibrating portion and frame are made of AT-cut quartz as a unit. A joining portion couples the frame and vibrating... Agent: Nihon Dempa Kogyo Co., Ltd,

07/05/2012 > 43 patent applications in 29 patent subcategories. category listing

20120169144 - Magnet and transduser using same: A magnet used in a transducer includes a first part made of a first type of material, and a second part made of a second type of material. The density of the second type of material is greater than the density of the first type of material.... Agent: Aac Acoustic Technologies (shenzhen) Co., Ltd.

20120169145 - Linear actuator: A linear actuator has an alternating drive apparatus, an alternating motion member, a fixing member fixed to a housing member, a direct acting member, a first wedge joining mechanism incorporated between the alternating motion member and the direct acting member, and a second wedge joining mechanism incorporated between the fixing... Agent: Hitachi, Ltd.

20120169146 - Linear vibration motor: Disclosed herein is a linear vibration motor. A stator includes a coil which forms a magnetic field using an external power applied thereto. A vibrator includes a magnet which faces the coil, and a yoke which has a coupling part. The magnet is coupled to the coupling part. An elastic... Agent: Samsung Electro-mechanics Co., Ltd.

20120169147 - Electromagnetic propulsion engine: An electromagnetic propulsion engine having at least one cylinder, at least one piston, a crankcase, at least one connecting rod secured to the piston and pivotally to a crankshaft enclosed within the crankcase, comprises a first magnetic body secured to a first end of the cylinder; a second magnetic body... Agent:

20120169151 - Linear vibration device: A linear vibration device is disclosed. The linear vibration device includes a housing, a plurality of elastic members received in the housing, each of the elastic member has a fastening portion connecting to the housing, an elastic arm extending from the fastening portion, and a mounting portion extending from the... Agent: Aac Acoustic Technologies (shenzhen) Co., Ltd.

20120169148 - Linear vibration motor: Disclosed herein is a linear vibration motor, including: a fixing part, a vibrator part vibrating in a horizontal direction, and an elastic member coupled with the outer side of the vibrator part and a round-shaped bending part to elastically support the fixing part opposite to the vibrator part linearly vibrating... Agent: Samsung Electro-mechanics Co., Ltd.

20120169149 - Linear vibration motor: Disclosed herein is a linear vibration motor. The motor includes a stator and a vibrator. The stator includes a magnet. The vibrator includes a coil facing the magnet. A weight is coupled to the coil. A PCB is connected to the coil and the stator. An elastic member is coupled... Agent: Samsung Electro-mechanics Co., Ltd.

20120169150 - Linear vibration motor: Disclosed herein is a linear vibration motor including: a fixing part including a magnet; and a vibrator part including a coil corresponding to the magnet and a printed circuit board coupled with the coil, wherein one end of the printed circuit board is coupled with the fixing part and the... Agent: Samsung Electro-mechanics Co., Ltd.

20120169152 - Multifunctional electromagnetic transducer: A multifunctional electromagnetic transducer includes a bracket, a vibrating unit including a magnetic circuit part receiving in the bracket, and a plurality of elastic members assembled to the bracket for sustaining the magnetic circuit part. The magnetic circuit part defines a pole plate, a first magnet disposed at a center... Agent: Aac Acoustic Technologies (shenzhen) Co., Ltd.

20120169153 - Structure of vibration actuator: Provided is a vibration actuator the amplitude of which is increased without reducing the number and width of arms, even in a structure that supports a magnetic circuit section by a single suspension. Both increased amplitude and stabilized vibrating properties are achieved by using a structure in which the middle... Agent: Namiki Seimitsu Houseki Kabushiki Kaisha

20120169154 - Axial-flux brushless electric motor: An axial-flux brushless electric motor which can be used in various applications, including, for example, driving a propulsion wheel of a vehicle. In one embodiment, the electric motor comprises a rotor comprising a plurality of permanent magnets defining a plurality of rotor poles. The electric motor also comprises a stator... Agent: Odomotion, Inc.

20120169155 - Fan motor for circulating cooled air: A fan motor for circulating cooled air including: a stator assembly having a stator core having teeth ends protruded annularly outwardly and coils wound on the teeth ends of the stator core and molded out of resin to have a donut-like shape having a bearing insertion hole formed to be... Agent: New Motech Co., Ltd.

20120169156 - Suspension structures: A support structure is used to mount the stator of a rotating electrical machine (e.g. a motor or generator). The support structure includes a rigid external support frame (6). To minimise the transmission of vibrations caused by stator electromagnetic forces into the external support frame (6), at least one sandwich... Agent: Converteam Technology Ltd.

20120169157 - Cooling module and water-cooled motor system using the same: A cooling module and a water-cooled motor system using the same are provided. The cooling module comprises a main body and a first flow passage assembly. The main body comprises a first lateral portion and a second lateral portion opposite the first lateral portion. The first flow passage assembly, disposed... Agent:

20120169158 - Cooling system for an asynchronous rotor: The invention relates to a cage rotor for an asynchronous machine (7), said cage rotor comprising a rotor sheet stack (1), short-circuit rods (2) which are arranged inside said rotor sheet stack (1) and short-circuit rings (3) which are cast onto the rotor sheet stack (1) and which electrically interconnect... Agent: Siemens Aktiengesellschaft

20120169159 - Apparatus for ventilating stator core: An apparatus for venting a stator core having a plurality of slots through which stator windings extend is provided. The apparatus includes a first ventilation layer for positioning at an end of the stator core. The first ventilation layer includes an inner set of circumferentially spaced slots that correspond to... Agent: General Electric Company

20120169161 - Disk motor using a permanent magnet and bypassing the magnetic force of the magnet: The present invention relates to a disk-type motor using a permanent magnet, wherein the permanent magnet is arranged on a disk-type rotor (300), and a stator core (202) and a power-generating coil (204) are arranged on a stator (200) to obtain a high-efficiency motor which self-generates power upon being driven.... Agent:

20120169160 - Motor casing and a motor utilizing the same: The invention discloses a motor casing including a frame assembly and a motor base. The frame assembly includes a frame having an inner face defining an air channel, and a plurality of connection members disposed in the air channel. Each connection member has first and second ends. The first ends... Agent:

20120169162 - Structure for heat dissipation of motors: A structure for heat dissipation of motors including a heat dissipation component. A plurality of bosses for heat dissipation is arranged at intervals on the bottom of the heat dissipation component and an airflow passage is formed at the periphery of each boss. The heat dissipation component is a motor... Agent: Zhongshan Broad-ocean Motor Co., Ltd.

20120169186 - Spindle motor: A spindle motor is provided, the motor including a bearing assembly including an upper surface-opened cylindrical bearing housing and a bearing accommodated in the bearing housing and formed with a rotation shaft hole; a stator including a core coupled to a periphery of the bearing housing and a coil wound... Agent: Lg Innotek Co., Ltd.

20120169164 - Arrangement for producing a star connection, in particular of the stator windings of an electromotor, and electromotor: An arrangement for producing a star connection in the case of an electromotor, in particular three-phase motor; first crimp sleeves being slid onto stator winding-wire end regions and joined thereto; the first crimp sleeves being joined to the second crimp sleeves by a respective welded connection; the second crimp sleeves... Agent: Sew-eurodrive Gmbh & Co. Kg

20120169163 - Motor: A motor includes a motor case, and a rotor and a stator, which are disposed in the case. The case has a tubular portion, a front cover mounted to an axial end of the portion, and a rear cover mounted to the other axial end of the portion. The rotor... Agent: Asmo Co., Ltd.

20120169166 - Bearing having a power generation unit: A bearing, which has a first bearing ring, a second bearing ring and a claw pole generator-type power generation unit. The bearing has a substantially space-neutral power generation unit, which has a high filling factor for the induction coil. Every claw ring is connected to a section of the body... Agent: Schaeffler Technologies Gmbh & Co. Kg

20120169165 - Spindle motor: There is provided a spindle motor including: a sleeve rotatably supporting a shaft and having an insertion groove provided in a top surface thereof; and a rotor case mounted on a top end of the shaft and including a protruding wall part inserted into the insertion groove, wherein a lubricant,... Agent: Samsung Electro-mechanics Co., Ltd.

20120169167 - Axial hybrid magnetic bearing, method for operation thereof, and structure for rotor thereof: An axial hybrid magnetic bearing (HMB) is disclosed herein. The HMB has a first electric magnet, a second electric magnet, and a rotor being between the two electric magnets. The rotor has a permanent magnet (PM) structure facing the two electric magnets by its two sides. By doing so, the... Agent: Chung Yuan Christian University

20120169168 - Method for on-line detection of resistance-to-ground faults in active magnetic bearing systems: A magnetic bearing is disclosed that includes a sensing wire wrapped around one or more of the bearing coils and configured to measure the resistance to ground of each bearing coil. With the presence of contaminants such as liquids, a protective coating disposed about the bearing coils degrades over time,... Agent: Dresser-rand Company

20120169169 - Kinetic energy supplementary device: A kinetic energy supplementary device includes an annular magnetizer set formed by permanent magnet and magnetizer. Moreover, the annular magnetizer set consists of one immovable first annular track type permanent magnet assembly, the rotatable second annular track type permanent magnet assembly and the rotatable in reversed directions annular track type... Agent:

20120169170 - Magnet material, permanent magnet, motor and electric generator: In an embodiment, a magnet material includes a composition represented by Rx(Nb1-pZrp)yBZ(T1-qMq)100-x-y-z, where R is an element selected from rare earth elements and 50 at. % or more of R is Sm, T is Fe alone or a mixture of Fe and Co containing 50 at. % or more of... Agent: Kabushiki Kaisha Toshiba

20120169171 - Electrical machine, rotor apparatus, and method: An apparatus includes a rotor and a magnet disposed on the rotor. The apparatus also includes a pole cap proximate to the at least one magnet disposed on the rotor. The pole cap is magnetically coupled to the magnet and has a laterally asymmetric profile.... Agent:

20120169172 - Method for manufacturing a stator and a stator bar, stator and stator bar: A method for manufacturing a stator bar includes providing a conductor with an insulation around it, and wrapping an expandable tape around the insulation. The stator bar can be used to manufacture a stator.... Agent: Alstom Technology Ltd

20120169173 - Stator for motor: The present invention relates to a stator for a motor including: a stator core having an annular back yoke and a plurality of teeth; an upper insulator having an annular body portion formed correspondingly to the back yoke of the stator core and a plurality of teeth insulation portions formed... Agent:

20120169174 - Axially-split stator construction for electric motors: This invention relates to the construction of stators for use in electric motors. A stator for an electric motor comprises an elongate tubular body defining a central cavity in which a rotor can be located, the body defining a series of axial slots extending parallel to the body axis and... Agent: Schlumberger Technology Corporation

20120169175 - Motor, manufacturing method for the same and washing machine: A motor includes a ring-shaped stator, and a rotor to be rotated via electromagnetic interaction with the stator. The stator includes core plates stacked one above another. Each core plate includes an arc-shaped body and a plurality of teeth connected to the body, on which a coil is wound. The... Agent: Samsung Electronics Co., Ltd.

20120169176 - Systems, methods, and apparatus for lifting brushes of an induction motor: Systems, methods, and apparatus associated for lifting brushes and shorting slip rings are provided. One embodiment may include an actuating mechanism in operable communication with multiple brushes and a plurality of electrical contacts. Each of the brushes may be adapted for selective contact with a respective slip ring of an... Agent: General Electric Company

20120169177 - Induction motor brush holder assemblies, apparatus, systems, and methods: Systems, methods, and apparatus associated for lifting brushes and shorting slip rings are provided. One embodiment may include a shaft in operable communication with a WRIM rotor; multiple slip rings positioned radially around the shaft and in electrical communication with rotor windings of the WRIM; multiple brushes adapted for selective... Agent: General Electric Company

20120169178 - Systems, methods, and apparatus for shorting slip rings of an induction motor: Systems, methods, and apparatus associated for lifting brushes and shorting slip rings are provided. One embodiment may include a shaft in operable communication with a WRIM rotor; multiple slip rings positioned radially around the shaft and in electrical communication with rotor windings of the WRIM; multiple brushes adapted for selective... Agent: General Electric Company

20120169179 - Energy conversion device of electrostatic induction type: On an upper surface of a fixed substrate, a plurality of strap-shaped base electrodes are arranged in parallel to each other. On each of the base electrodes, an electret is formed. The electret has a width wider than the width of each base electrode, and the electret covers an exposed... Agent: Omron Corporation

20120169180 - Laminate type electronic component and manufacturing method therefor: In a method of manufacturing a laminate type electronic component, when a heat treatment is carried out after plating films, which at least partially define external electrodes, are formed by growing plated depositions deposited on exposed ends of a plurality of internal electrodes in a component main body, the presence... Agent: Murata Manufacturing Co., Ltd.

20120169181 - Piezoelectric actuator: Disclosed herein is a piezoelectric actuator. According to the present invention, the manufacturing cost of the piezoelectric actuator can be reduced by simplifying the patterns of electrodes constituting the piezoelectric actuator, the piezoelectric actuator itself or an electronic product employing the piezoelectric actuator can be made smaller by using only... Agent: Samsung Electro-mechanics Co., Ltd.

20120169182 - At-cut quartz-crystal vibrating pieces and devices, and methods for manufacturing same: AT-cut quartz-crystal vibrating pieces and corresponding quartz-crystal devices are disclosed each having a vibrating portion surrounded by a frame portion across a through-slot configured to provide a wide vibrating portion. An exemplary vibrating piece has a quartz-crystal vibrating portion that vibrates when electrically energized, a frame portion surrounding the vibrating... Agent: Nihon Dempa Kogyo Co., Ltd.

20120169183 - Ceramic composition for piezoelectric actuator and method of manufacturing the same, and piezoelectric actuator manufactured by using the same: There are provided a ceramic composition for a piezoelectric actuator allowing for low-temperature sintering and a method of manufacturing the same, and a piezoelectric actuator. A Cuo powder and an MnO powder as an sintring additive are added to a PZT-PZN piezoelectric ceramic powder to allow low-temperature sintering at a... Agent: Samsung Electro-mechanics Co., Ltd.

20120169185 - Actuator: The invention relates to a method of making an actuator comprising a plurality of force elements and an actuator made according to the method. The method comprises providing a coupler for coupling force from the force elements to a load; calculating a transfer function for each force element wherein the... Agent: New Transducers Limited

20120169184 - Electroactive polymer manufacturing: Described herein are transducers and their fabrication. The transducers convert between mechanical and electrical energy. Some transducers of the present invention include a pre-strained polymer. The pre-strain improves the conversion between electrical and mechanical energy. The present invention provides methods for fabricating electromechanical devices including one or more electroactive polymers.... Agent: Bayer Materialscience Ag

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