Patents for H02K 9 - Systems for cooling or ventilating (16,917)
05/2004
05/06/2004US20040084987 Rotating electric machines with magnetic circuit for high voltage and method for manufacturing the same
05/06/2004US20040084982 Vehicle blower motor device and holder for blower motor device
05/06/2004US20040084981 Electric motor end plate with visual alignment indicia
05/06/2004US20040084977 Permanent magnet generator with an integral cooling system
05/06/2004US20040084976 Gas-cooled generator
05/06/2004US20040084975 Gas-cooled generator stator
05/06/2004US20040084974 Supplemented zonal ventilation system for electric generator
05/06/2004EP1416612A2 Electric motor having a housing and an end plate with visual alignment indicia
05/06/2004EP1416611A2 Alternator
05/06/2004EP1415382A1 Electric propulsion units
05/06/2004EP0888628B1 Transformer/reactor
05/06/2004DE10346121A1 Kraftfahrzeug-Lüftermotorbauteil und Halter für ein Lüftermotorbauteil Automotive fan motor component and holder for a blower motor component
05/05/2004CN2614399Y Integral frequency-changing motor
05/05/2004CN1148279C Power tool with air bias-guiding apparatus for exhausting motor gas
05/04/2004US6731036 Electric motor with improved frame cooled by an air flow
05/04/2004US6731029 Canned linear motor
05/04/2004US6731028 Electric machine with improved cooling feature
04/2004
04/29/2004WO2004036720A1 Cooling case jacket for electrical machines
04/29/2004US20040080231 Brush assembly of alternator for vehicle having improved brush and wiring to prevent lead wire interference during brush extraction and retraction
04/29/2004US20040080222 One piece stator lead and terminal insulator
04/29/2004US20040080220 Cooling jacket and motor unit with cooling jacket
04/29/2004US20040080218 Rotating machine with cooled hollow rotor bars
04/29/2004US20040079898 Cooling of voice coil motors in lithographic projection apparatus
04/29/2004DE10247199A1 Electric motor especially a servo motor, has flange cooling device with a flange attached to one end of the stator having a fluid cooling circuit
04/29/2004DE10245579A1 Verfahren zur Kühlung Method for cooling
04/28/2004EP1414135A2 Electric motor unit with cooling jacket
04/28/2004EP1414134A2 Cooling system for electric motor of vehicle
04/28/2004CN2613921Y End copper shielded double-water internal cooling turbine generator
04/28/2004CN1493104A Electric motor having armature coated with thermally conductive plastic
04/27/2004US6727611 Cooling jacket for electric machines
04/27/2004CA2342908C Liquid chiller with enhanced motor cooling and lubrication
04/22/2004WO2004034549A1 Electric machine
04/22/2004DE10247310A1 Air-cooled electrical machine e.g. electric locomotive motor, uses single cooling fan for providing primary and secondary cooling air flows
04/22/2004DE10246690A1 Wind turbine generator with closed ventilation system within generator housing allowing use in aggressive environment
04/22/2004DE10246311A1 Ventilation device especially for self ventilating electric motors, has vane and or hub of a temperature dependent material which can alter the vane attack angle
04/22/2004DE10019230B4 Linearmotor Linear motor
04/21/2004EP1409872A1 Heat exchanging means for a pump motor using a bypass tube within a recirculating water system
04/21/2004CN1490921A AC generator on vehicle with casing for lowering cooled fan noise
04/21/2004CN1490920A Automative A.C. generator with rectifier fixed on radiation plate with ribs
04/20/2004US6724117 Stator of an electronically switched two-phase reluctance machine
04/20/2004US6724111 Anti-condensation device particularly for electric motors
04/20/2004US6724108 Automotive AC generator with rectifier
04/20/2004US6724107 Dynamo-electric machine
04/15/2004WO2004032308A1 Cooling method
04/15/2004US20040070945 Heat dissipation structures and method of making
04/15/2004US20040070291 Dynamoelectric machine with arcuate heat exchanger and related methods
04/15/2004US20040070290 Linear motor including cooling system
04/15/2004US20040070288 Linear motor coils assembly and manufacturing method thereof
04/15/2004DE19604643B4 Linearmotor mit integrierter Kühlung Linear motor with integrated cooling
04/15/2004DE10244902A1 Self-ventilating railway driving mechanism for local-service rail cars, has a power converter, a self-cooled electric motor and an air-conducting channel
04/15/2004DE10243816A1 Elektrische Maschine und Kühlkörper Electrical machine and heat sink
04/14/2004EP1408601A2 Forced air stator ventilation system for superconducting synchronous machine
04/14/2004EP1408600A2 Dynamoelectric machine with arcuate heat exchanger and related methods
04/14/2004EP1408599A2 Armature bar mounting
04/14/2004EP1407527A1 Current rectifier assembly for rotating electrical machines, in particular motor vehicle alternator
04/14/2004EP1407526A1 Current rectifier assembly for rotating electrical machines, in particular motor vehicle alternators
04/14/2004EP1406740A2 Motor for a power tool
04/14/2004EP1325239B1 Device comprising a rotor and a magnetic suspension bearing for the contactless bearing of the rotor
04/14/2004CN1146099C Gas-cooled electrical machine
04/13/2004US6720693 Fluid management system for a housing of an electrical device
04/13/2004US6720689 Brushless motor having capacitors mounted on sidewall of motor housing
04/13/2004US6720688 Electric machine
04/13/2004US6720687 Wake reduction structure for enhancing cavity flow in generator rotor endwindings
04/13/2004US6720685 Turbogenerator cooling method
04/08/2004WO2004030183A1 Electrical machine with a cooling device
04/08/2004WO2004030182A1 Redundant cooling system with two cooling circuits for an electric motor
04/08/2004WO2004030181A1 Outer rotor type multipolar generator
04/08/2004WO2004004096A3 Internal ventilating system for a rotating electrical machine such as a motor vehicle alternator
04/08/2004WO2003041243A9 Electrical machine, preferably an alternator for motor vehicles
04/08/2004US20040066100 Electric machine, especially a generator for motor vehicles
04/08/2004US20040066099 Forced air stator ventilation system and stator ventilation method for superconducting synchronous machine
04/08/2004US20040066098 High speed generator with the main rotor housed inside the shaft
04/08/2004US20040064916 Buffering structure for wheels
04/08/2004DE20218343U1 Elektronisch kommutierter Motor Electronically commutated motor
04/08/2004DE10243775A1 Redundante Kühlvorrichtung für einen elektrischen U-Boot-Antriebsmotor Redundant cooling device for an electric submarine drive motor
04/07/2004EP1405387A2 Fan arrangement for an electrical machine
04/07/2004EP1405385A2 Electric machine
04/07/2004EP1343954B1 Electrically driven flow compressor
04/07/2004EP0901711B1 A rotating asynchronous converter
04/07/2004CN1487650A Electric tool machine with fan
04/07/2004CN1487649A 电动机 Electric motor
04/06/2004US6717324 Magnet motor device
04/06/2004US6717316 Alternator and method of manufacture therefor
04/06/2004US6717295 Cooling apparatus for linear motor
04/01/2004WO2004027960A1 Electrical machine with a stator with cooled winding bars
04/01/2004WO2003065546A3 Electric motor drive assembly and its use in a hybridvehicle
04/01/2004DE10344297A1 Gasgekühlter Generator Gas-cooled generator
04/01/2004DE10343752A1 Gasgekühlter Generatorstator Gas-cooled generator stator
03/2004
03/31/2004CN2609269Y Built-in wind guard for electric machine
03/30/2004US6713934 Generator for an outboard motor
03/30/2004US6713927 Rotating electric machine
03/30/2004US6713907 Blower for use in office automation equipment
03/25/2004WO2004025810A1 High speed generator with integrally formed rotor coil support wedges
03/25/2004WO2004025809A1 Drive device
03/25/2004WO2004025808A1 Drive device
03/25/2004WO2004025807A1 Drive device
03/25/2004WO2004025083A1 Generator motor device
03/25/2004WO2003043104A3 Skids, modules, and modular systems for monitoring hydrogen-cooled generators
03/25/2004US20040056542 Rotor for an electrical rotating machine
03/25/2004US20040056541 Superconducting device with a cooling-unit cold head thermally coupled to a rotating superconductive winding