Electric heating inventions 02/07

20070039929 - Method and generator for electrical discharge machining: The invention relates to a method and generator for generating a time sequence of EDM pulses having a predefined ignition voltage for electrical discharge machining. An AC voltage is generated from a DC voltage, furnished by a bipolar current source. The AC voltage is applied to an isolating transformer disposed... Agent: Harness, Dickey & Pierce, P.L.C

20070039931 - Applicating assembly for weld material and method of applying weld material: A dispensing assembly dispenses a colloidal mixture onto a part at a weld position. The dispensing assembly includes a supply reservoir for holding the colloidal mixture therein. The dispensing assembly also includes an inline mixer in fluid communication with the supply reservoir for mixing the colloidal mixture received from the... Agent: Clark Hill PLC

20070039930 - Method and device for laser welding of elements of sintered material: A method is described for laser welding of sintered materials, in which the laser weld is executed with the addition of a weld material, the latter being adducted simultaneously to the welding step in the form of metal dusts, at a junction area between the parts to be joined (1,2).... Agent: Nixon & Vanderhye, PC

20070039932 - Device for separative machining of components made from brittle material with stress-free component mounting: Device for separative machining of a component made from brittle material by generation of a thermally induced stress fracture on the component in a separation zone includes a laser device for directing a laser beam onto the component for separative machining. The component partially transmits the laser beam, in use,... Agent: Shlesinger, Arkwright & Garvey LLP

20070039933 - System and method of laser dynamic forming: A system and method for forming micro- and meso-scale features in ductile and brittle surfaces. One or more laser pulses are applied to an ablative coating on a workpiece. The laser pulses cause the coating to ablate and plasma to be created in a space between a confining medium and... Agent: Perkins Coie LLP Patent-sea

20070039935 - Contactor for welding wire feeder: Portable welding wire feeders for providing welding wire and power to a welding torch, including a contactor with first and second copper or tellurium copper terminal studs, a conductive bridge member movable to electrically connect or isolate the terminals, and an actuator to control movement of the bridge according to... Agent: Fay Sharpe / Lincoln

20070039934 - Welding wire feeder and connection apparatus: Welding wire feeders are disclosed for providing welding wire and electrical power to a welding torch in a welding system, in which an input is provided including an input connector integrated into a switching device of the wire feeder or coupled thereto directly or through a short cable. The input... Agent: Fay Sharpe / Lincoln

20070039936 - Copper-free wire for gas-shielded arc welding: Disclosed is a copper-free wire for gas-shielded arc welding featuring superior arc stability, excellent deposition efficiency and high melting rate, wherein the wire has a flat-shaped worked surface, and depressions of a negative direction (toward the center of the wire) with respect to the worked surface formed in a circumferential... Agent: Squire, Sanders & Dempsey L.l.p

20070039937 - methods for manufacturing flux cored wire for welding stainless steel and products thereof: Disclosed is a method for manufacturing a flux cored wire for welding stainless steel of 0.9-1.6 mm in diameter having a seamed portion, which the method includes the steps of: forming a hoop (stainless steel 304L or 316L) into a U-shape and filling the hoop with a flux mixture, thereby... Agent: Squire, Sanders & Dempsey L.l.p

20070039938 - Fault tolerant element and combination with fault tolerant circuit: An arrangement of a heating element into divided zones of intermingled groups is provided. The heating element arranged circumferentially about an exterior of a heating zone of a furnace, in combination with a fault tolerant circuit that provides for the same power characteristics to an assembly of electrical resistive elements... Agent: Drinker Biddle & Reath (dc)

20070039939 - Cradle for holding an electric iron: A cradle (10) for holding an electric iron (12) has an upright base plate (14) to which, in use, a sole plate (49) of the electric iron is in facing relationship. It also has a support plate (16) extending outwardly from one side of the lower end of the upright... Agent: Jacobson & Johnson

20070039940 - Heating apparatus using electromagnetic wave: A heating apparatus using an electromagnetic wave is disclosed, by which cut-of performance of an electromagnetic wave is enhanced by increasing an electromagnetic wave absorption bandwidth having cut-off performance below −70 dB. The present invention includes a door provided to an open front side of a body to be opened/closed... Agent: Birch Stewart Kolasch & Birch

20070039941 - Cooking device: The present invention provides a cooking device, especially a raised-level built-in cooking device, comprising at least one muffle defining a cooking chamber whose muffle opening is surrounded by a muffle frame, furthermore a door for closing the muffle opening which can be moved by means of a drive device and... Agent: Bsh Home Appliances Corporation Intellectual Property Department

20070039942 - Active cooling substrate support: A substrate support assembly and method for controlling the temperature of a substrate within a process chamber with a temperature uniformity of +/−5° C. are provided. A substrate support assembly includes a thermally conductive body comprising an aluminum material, a substrate support surface on the surface of the thermally conductive... Agent: Patterson & Sheridan, LLP

20070039943 - Heatable tool: A heatable tool for a device processing plastic melt or metal melt includes a tool body having a tool surface intended for contacting a melt, with the tool body including a tool carrier having a receptacle. An electrically conducting ceramic is constructed as insert for placement in the receptacle for... Agent: Henry M. Feiereisen Henry M. Feiereisen, LLC

20070039944 - Heater: A heater comprises a heating member formed in a plate shape that includes a substrate-heating surface on which a substrate is mounted and a heating member rear surface which is on the opposite side of the substrate-heating surface, has a resistance heating element embedded therein; and an auxiliary member that... Agent: Burr & Brown

20070039945 - Programmable combination oven: An oven includes one or more upper heating elements, a lower heating system, and a convection system. Electrical power is provided from a source via a controller to provide heat within a housing containing a support member for cooking a food item.... Agent: Fish & Richardson P.C.

20070039946 - Electrical load control apparatus and method: A control circuit for an electrical load connected to a power circuit includes a switch path having a switch and a series connected voltage generator, and a controller in signal communication with the switch. The switch path is in signal communication with the load and arranged to turn the load... Agent: Cantor Colburn, LLP

20070039947 - Power multipliers: This heating unit consists one furnace motor (¼ hp), three auto generators and three oil filled Electric Radiators Heaters and a Thermostat single stage heat/cool.... Agent: Richard W. Cann

20070039948 - Induction heating system: The invention is an induction heating system comprising a first article having a metallic mesh lining; and a second article having a coil for receiving an alternating electrical current; wherein the coil induces a current in the metallic mesh lining when the second pad is placed in close proximity to... Agent: Ibm Corporation (rus) C/o Rudolf O Siegesmund Gordon & Rees, LLP

20070039949 - Dielectric profile controlled microwave sterilization system: A dielectric profiler establishes a dielectric profile of microwave characteristics for identifying, sterilizing or inactivating a target material prior to performing a microwave irradiation event to sterilize or inactivate the target material.... Agent: Cr Miles, P.C.

20070039950 - Non-invasive microwave analysis systems: A non-invasive microwave analysis system determines scattered phase and/or amplitude data for a liquid in a container. A tank holds coupling liquid; the system includes a membrane for separating the liquid container from the coupling liquid. A transmitter antenna situated within the coupling liquid transmits microwaves. One or more receiver... Agent: Lathrop & Gage Lc

20070039951 - Variable serving size insulated packaging: A package for heating a microwave food item is provided.... Agent: Womble Carlyle Sandridge & Rice, PLLC

20070039952 - Heating apparatus using electromagnietic wave: A heating apparatus using an electromagnetic wave is disclosed, by which a capacity of a cavity is increased and by which cut-off performance of the electromagnetic wave and facilitation of door cleaning can be enhanced. The present invention includes a door provided to an open front side of a body... Agent: Birch Stewart Kolasch & Birch

20070039953 - Heating apparatus using electromagnetic wave: A heating apparatus using an electromagnetic wave is disclosed, by which cut-of performance of an electromagnetic wave is enhanced by increasing an electromagnetic wave absorption bandwidth having cut-off performance below −70 dB. The present invention includes a door provided to an open front side of a body to be opened/closed,... Agent: Birch Stewart Kolasch & Birch

20070034607 - System and method of computing the operating parameters of a forge welding machine: A system and method for computing the parameters of a forge welding machine for the forge welding of one or more materials is provided. A computer program executes a self-tuning routine to compute the operating frequency and operating power setting for the forge welding machine in response to an inputted... Agent: Philip O. Post Indel, Inc.

20070034608 - Bidirectional thermal trimming of electrical resistance: There are described various methods and circuits for trimming the parameter value of a thermally mutable electrical component in two directions. A sequence of heat pulses is selected as a function of thermal history using an adaptive trimming algorithm, where parameters of the sequence of heat pulses are based on... Agent: Ogilvy Renault LLP

20070034609 - Electric discharge machining apparatus: An electric discharge machining apparatus capable of precisely detecting the electric discharge in a case of performing machining by minute machining energy such as in finish machining. A voltage is applied between a tool electrode and a workpiece by repeating ON/OFF of a switching element to charge a stray capacitance... Agent: Staas & Halsey LLP

20070034610 - Shielding gas, welding method by using the same and weldment thereof: The object of the present invention is to achieve a deep weld penetration in a welded portion in metal by setting appropriate conditions for welding without deteriorating the quality of welding. That is, in the present invention, the weld penetration can be made deep by using a shielding gas comprising:... Agent: Nixon & Vanderhye, PC

20070034611 - System and method for self-adaptive on-line control of a flash-butt-welding machine: A butt-welding control system for bars, blooms, or billets controls the welding operation by acting on an actuator (U) for opening the valve for controlling positioning of the clamps of the welding machine and on the partializer, on the basis of the operation of an observer (A) of dynamic state... Agent: Sampson & Associates, P.C.

20070034612 - Method for welding a rotationally symmetrical part to a hub part: A method of connecting a rotationally symmetrical part (11) having precision-machined functional surfaces (16) to a hub part (21) by welding is to deliver a distortion-free end product. To this end, the rotationally symmetrical part (11) and the hub part (12), in their longitudinal sections, are dimensioned in such a... Agent: Bachman & Lapointe, P.C.

20070034613 - Automated laser engraver: The invention pertains to a large format, plotter-style automated laser engraver which can be used to engrave various materials. A cabinet body supports a substantially flat work surface which can be raised or lowered as desired. A gantry assembly is mounted in close proximity to such work surface, and facilitates... Agent: Ted M. Anthony

20070034614 - Method of forming grooves in chemical mechanical polishing pad utilizing laser ablation: The present invention provides a method of forming a polishing pad for chemical mechanical planarization utilizing laser ablation. In particular, the method includes providing a laser to cut a groove into the polishing pad and providing a beam splitter to split a laser beam from the laser. Further, the method... Agent: Rohm And Haas Electronic Materials Cmp Holdings, Inc.

20070034615 - Fabricating medical devices with an ytterbium tungstate laser: Methods for fabricating a stent using a femtosecond laser with an Ytterbium Tungstate active medium are disclosed. In some embodiments, a method includes forming a pattern in the substrate with the laser, the pattern including a plurality of structural elements.... Agent: Squire, Sanders & Dempsey LLP

20070034616 - Method for processing materials with laser pulses having a large spectral bandwidth and device for carrying out said method: A method and device for processing materials with laser pulses having a large spectral bandwidth and a device for carrying out said method. The aim of the invention is to create an easy, flexible method enabling universally applicable processing which can, however, be adapted to specific processing and methodological requirements.... Agent: Patterson, Thuente, Skaar & Christensen, P.A.

20070034617 - Arc welding control device: In the conventional arc welding control unit, since the air of the outside of the equipment is applied directly to the whole of the main semiconductor for cooling, there is found a problem that dust, welding fumes and the like can accumulate on or adhere to the conductive portions of... Agent: Pearne & Gordon LLP

20070034618 - Electric arc welding system: An electric arc welding system for creating a first AC welding arc with a first current waveform between a first electrode and a workpiece by a first power supply and a second AC welding arc with a second current waveform between a second electrode and a workpiece by a second... Agent: Mark S. Svat Fay, Sharpe, Fagan, Minnich & Mckee, LLP

20070034619 - Magnetic ground clamp: A magnetic ground (or earth) clamp in which the current carrying electrode is electrically insulated from the housing to prevent electric arcing between the electrode and the housing or between the housing and the surface to which it is clamped.... Agent: Serpent And Dove Pty Ltd

20070034620 - Heating body: A heating body is provided. The heating body includes a tube, a heating member disposed in the tube, and a supporting unit disposed along a length of the tube to maintain a predetermined space between the tube and the heating member.... Agent: Greenblum & Bernstein, P.L.C

20070034621 - Rotisserie oven having horizontally and vertically oriented cooking elements: Indoor use rotisserie ovens which have construction features and scale which make the cleaning process easier. Shown are indoor use rotisserie ovens which also may rotate cooking foods about either a horizontal or vertical axis, which makes their applications more versatile. Construction features include: a scale appropriate for cleaning in... Agent: Tucker, Ellis & West LLP

20070034622 - Heating device and use thereof: A heating device adapted to be disposed on or neat an automobile floor for producing a warmed substrate for the receipt of feet thereon. The heating device preferably is generally similar to a car mat, having a generally rubber-like body and additionally housing a heating element therein, preferably a resistance... Agent: Justin S. Rerko & Associates, LLC

20070034623 - Method of hot wire welding of plastics: A method and apparatus for welding polymer components by forming a groove along a surface of a polymer part to be welded, placing a conductive member in the groove, heating the conductive member to a first temperature for a first period, allowing the parts to cool for a second period... Agent: Patterson & Sheridan, LLP

20070023398 - Plasma processing apparatus: A plasma processing apparatus which can remove foreign particles over an object to be processed during or before/after the discharging is provided. The plasma processing apparatus includes a processing chamber; a processing gas supplying unit for supplying a processing gas into the processing chamber, an antenna electrode for supplying a... Agent: Mcdermott Will & Emery LLP

20070023399 - Method and generator for electrical discharge machining: The invention relates to a method and a generator for generating a time sequence of discharge pulses for EDM machining wherein a pulse capacitor (22) for generating the discharge pulse is charged with a charging voltage (U_chrg) and then discharged into the spark gap. The pulse capacitor (22) after being... Agent: Harness, Dickey & Pierce, P.L.C

20070023400 - Method and generator for electrical discharge machining: The invention relates to a method and a generator for generating a time sequence of discharge pulses separated from each other by pulse pauses for electrical discharge machining. At least two pulse capacitors are discharged each in the form of a partial pulse into the spark gap for forming together... Agent: Harness, Dickey & Pierce, P.L.C

20070023401 - Electric joining method and electric joining apparatus: A resistance bonding method comprises contacting a plurality of bonding members, which are electro-conductive, supplying current to the bonding members under a stress applied to a contact interface therebetween by means of plural electrodes in contact with the bonding members thereby to bond the members. The current supply is conducted... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070023402 - Methods for repairing workpieces using microplasma spray coating: A method for repairing a workpiece using microplasma includes the steps of generating a microplasma stream having a width of about 0.5 millimeters to about 5 millimeters; applying the microplasma stream to a workpiece; and coating a portion of the workpiece with the microplasma stream without masking the workpiece. One... Agent: Bachman & Lapointe, P.C. (p&w)

20070023403 - Method and device for welding structural parts: A method and device are provided for welding structural parts, preferably of a gas turbine, especially of an aircraft engine. A structural component is laser-welded by means of at least one laser source, the one or more laser sources being operated in a pulsed mode. Pulse duration and/or pulse shape... Agent: Davidson, Davidson & Kappel, LLC

20070023404 - Robot laser processing system: A robot laser processing system (10) comprises at least one robot controller (14) for controlling at least one robot, a host controller (12) connected to the robot controller through a first network (11) for overall control of the robot controller, and a plurality of laser oscillators (16-1 to 16-n) selectively... Agent: Lowe Hauptman Berner, LLP

20070023405 - Laser head of a laser beam processing machine comprising alternating nozzles: A laser head of laser beam processing machine which comprises a housing, in the interior of which a beam compartment and at the end thereof a nozzle for the laser beam and a working gas to exit are disposed. A dome-shaped nozzle head is provided on the housing and has... Agent: Bachman & Lapointe, P.C.

20070023406 - Device for shielding coherent electromagnetic radiation and laser booth provided with such a device: The invention relates to a device for shielding coherent electromagnetic radiation, especially laser radiation. The device comprises at least two partially converging faces (6, 7) between which two opposite openings (8, 9) are configured. The distance of the faces (6, 7) between the two openings (8, 9) varies to such... Agent: Charles P Boukus Jr

20070023407 - Arc start control method in robot welding: An arc start control method in robot welding includes the steps of shorting a welding wire with a base metal, retracting a welding torch by a welding robot for taking the welding wire off the base metal to generate an initial arc, retracting the welding torch to a predetermined position... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20070023408 - Welding system and method: A welding system for welding one or more work pieces, the system comprising a welding device, a laser tracking device, and a controller module. In use of the welding system, the laser tracking device tracks a path of a desired weld and detects real-time variation(s) in the weld path. The... Agent: Marshall, Gerstein & Borun LLP

20070023409 - Wire feeder with non-linear speed control: A welding machine with a wire feeder and a controller is disclosed. The wire feeder includes a wire feed motor with a motor speed input. The controller is coupled to the motor speed control input. A user selectable wire feed speed input is also connected to the controller. The controller... Agent: Corrigan Law Office

20070023410 - Clamping jaw for automated welding installations: The invention relates to a clamping jaw which is intended for automated welding installations. The inventive clamping jaw comprises a body bearing fixed and mobile arms which are used to hold two or more sheets such that said sheets can be handled during welding. The invention is characterised in that... Agent: Dann, Dorfman, Herrell & Skillman

20070023411 - Heating unit: A heating unit for a vehicle features a radial fan (100) having a housing (110), which housing has an air inlet (116) and an air exit opening (118). The heating unit has an air-directing device (140) that guides an air flow in a pressure chamber (115) of the housing (110)... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20070023412 - Glow plug integrated pressure sensor with filter trap: In an integrated glow plug and pressure sensor having a passage leading to the pressure sensor, a porous filter is inserted in the passage. The porous filter provides a four-fold improvement in pressure measurement by (1) acting as a trap for combustion deposits, (2) burning combustion deposits when the glow... Agent: James M. Deimen

20070023413 - Continuous feed volumetric heating and convection oven: A continuous feed volumetric heating and convection oven for heating articles includes an oven body, a conveyor for moving the articles therethrough, a volumetric heating source for delivering microwave or other volumetric heating energy to the oven body, and a ventilation system for delivering a flow of heated air to... Agent: Hovey Williams LLP

20070023414 - Heatable infrared sensor and infrared thermometer comprising such an infrared sensor: An infrared sensor with an electrically heatable sensor housing. The housing including a heating device in the form of a strip conductor-like electric heating track, which is controlled by a control device, and applied onto a ceramic substrate. The ceramic substrate comprises an electrically insulated ceramic material providing adequate thermal... Agent: Fish & Richardson PC

20070023415 - Heater strip for an electric heater, heater with such a heater strip and method for manufacturing the heater strip: A heater strip for use as a heating element in an electric heater is made up of a profiled strip made of a flat metallic material forming a resistor section and of mounting elements extending over one common longitudinal side and they are manufactured as one piece with the resistor... Agent: Hoffman Wasson & Gitler, P.c Crystal Center 2, Suite 522

20070023417 - Electric blanket and system and method for making an electric blanket: An electric blanket has a woven web of warp and weft fibers. At least a portion of the warp fibers are electrically conductive. At least a portion of the weft fibers are electrically conductive and interweave with the electrically conductive warp fibers at a first area of the web. A... Agent: Nelson Mullins Riley & Scarborough, LLP

20070023416 - Thermostat for a heat pump or conventional heating system: A thermostat is provided comprising a first connector for connecting to an air conditioner, a second connector for connecting to either a conventional heater or a heat pump reversing valve, and a selection means for selecting from at least a first mode of operation and a second mode of operation.... Agent: Harness, Dickey, & Pierce, P.l.c

20070023418 - Compressed cartridge heater: A cartridge heater, especially a compressed cartridge heater (1) has at least one heating coil (8, 9), which is arranged exposed in a metallic tubular body (2) and is embedded in a granulated insulating material. The ends of heating coil portions (8, 9) are provided with terminals (7) projecting from... Agent: Mcglew & Tuttle, PC

20070023419 - Variable watt density layered heater: A layered heater is provided that includes at least one resistive layer having a resistive circuit pattern, the resistive circuit pattern defining a length, a width, and a thickness, wherein the thickness varies along the length of the resistive circuit pattern and/or the width of the resistive circuit pattern for... Agent: Harness, Dickey & Pierce, P.L.C

20070023420 - Induction cook top system with integrated ventilator: An indoor or outdoor induction cook top system with integrated downdraft or telescoping ventilator uses cross flow or centrifugal blower technology. The system is controlled by an electronic or mechanical controller through a touch device, a slide, or knob. These provide precise control and an efficient way of removal of... Agent: Boyle Fredrickson Newholm Stein & Gratz, S.c.

20070023421 - Inverter-intergrated electrical rotating machine: An inverter-integrated electrical rotating machine is provided in which each switching device of an inverter and power wiring and control wiring for connecting them can be highly protected electrically and mechanically while the cooling property of the switching devices can be improved. Cooling air flows led in from cooling air... Agent: Sughrue Mion, PLLC

20070023422 - Portable electromagnetic induction heating device: This portable electromagnetic induction heating device is used to carry an induction current in a conductor, make the conductor generate heat by Joule's heat, and heat adhesive by the heat generating conductor. A heating induction coil (13a) is formed by a plurality of coil bodies (21-24 and 51-54), the respective... Agent: Mccormick, Paulding & Huber LLP

20070023423 - Production method of acoustic diaphragm, acoustic diaphragm, and speaker: A production method of an acoustic diaphragm including the steps of: forming an acoustic diaphragm-shaped workpiece with a flange portion added to at least a portion of an outer periphery of the workpiece by using a natural material including an organic matter which can be carbonized by burning; impregnating a... Agent: Nath & Associates

20070023424 - Resonator for medical device: A resonator device including an induction coil, a conductive member positioned adjacent the induction coil, and a dielectric layer between at least a portion of the induction coil and the conductive member to form a capacitor structure. In one embodiment, the conductive member can be a stent. In an alterative... Agent: Brooks & Cameron, PLLC Suite 500

20070023425 - Packaging bag for microwave oven: An inexpensive packaging bag for use in a microwave oven, in which the packaging bag can be prevented from opening at the base part of a branch section when used for retorting or for cooking in the microwave oven, and pressure in the packaging bag can be automatically released when... Agent: Sughrue Mion, PLLC

20070023426 - Susceptors capable of balancing stress and effectiveness: An outer portion of one or more layers of microwave interactive material, which is for becoming hot when exposed to microwave energy, is arranged in a manner that seeks to advantageously control heating, so that the outer portion of the microwave interactive material can safely be adjacent the periphery of... Agent: Womble Carlyle Sandridge & Rice, PLLC