Patents for H02K 9 - Systems for cooling or ventilating (16,917)
04/2002
04/09/2002US6368168 Tilt device for marine propulsion unit
04/09/2002US6367311 Method for testing a water-cooled stator of a generator for leaks, and test skid for use in the method
04/04/2002WO2002027897A1 Ac generator for vehicle
04/04/2002WO2002027896A1 Ventilation device with electromagnetic coupling
04/04/2002WO2002027895A1 Brushless motor
04/04/2002WO2002027150A1 Emergency system
04/04/2002WO2002026541A1 Direct drive for a wheel set
04/04/2002US20020040229 Liquid cooled, powered surgical handpiece
04/04/2002DE10046591A1 Electrical machine has winding heads on ends of stator and/or rotor, winding bearers of insulated sheet on at least one winding head and arrangement for cooling machine
04/04/2002DE10044065A1 Elektrischer Antrieb Electric drive
04/03/2002EP1194028A2 Linear motor and electronic component feeding apparatus
04/03/2002EP1193840A2 Heat sink plate of alternator for vehicle
04/03/2002EP1193837A2 Alternator for vehicles
04/03/2002EP1193724A2 Magnet consisting of an electromagnet and a permanent magnet, and eddy current retarder
04/03/2002EP1193398A2 Fan for an alternator
04/03/2002EP1192699A1 Apparatus and method for applying totally enclosed air-to-air cooler to electrical power generator
04/03/2002CN1343386A Electric machine
04/03/2002CN1082021C Part of filament guiding disc of guiding and conveying filament
04/02/2002US6366001 Rotary electric machine
04/02/2002US6366000 Alternator
03/2002
03/28/2002WO2002024083A2 Liquid cooled, powered surgical handpiece
03/28/2002DE10145339A1 Liquid cooled electric machine e.g. generator for motor vehicle, comprises double cooling tube arrangement and housing equipped with rotor mounted on shaft and co-axial stator
03/28/2002DE10045760A1 Stator Stator
03/28/2002DE10045424A1 Flüssigkeitsgekühlter Elektromotor Liquid-cooled electric motor
03/28/2002DE10043059A1 Electric machine especially generator for motor vehicle, comprises switching units for switching one branch in parallel to other branch or separating from other branch
03/27/2002EP1191670A2 Electric machine with a housing and at least one fan
03/27/2002EP1191667A2 Universal motor for portable tool
03/27/2002CN2483889Y Heat isolation disc type electric motor
03/27/2002CN2483888Y Speed reducing motor used for powdered ice making machine
03/27/2002CN1342261A DC motor
03/21/2002WO2002023699A2 Liquid-cooled electromotor
03/21/2002WO2002023698A1 Stator
03/21/2002US20020033746 Composite magnet of electromagner and permanent magnet, and eddy current retarder
03/21/2002US20020033647 Magneto generator
03/21/2002DE10040232A1 Rotor arrangement for electrical machine, has distance piece holding outermost axial end piece of first and/or second axial plate packet end away from rest of packet to form cooling slot(s)
03/20/2002EP1188217A1 Electromechanical drive device
03/20/2002EP1188216A1 Axial reversed cooling of a rotor and a coil end section in an electrical rotating machine
03/20/2002EP1188215A2 Construction and method in electric motor drive
03/20/2002CN1340901A Heat-radiator plate of motor vehicle ac generator
03/20/2002CN1340886A Universal motor for hand-tool
03/20/2002CN1081254C Motor for washing machine
03/19/2002US6359351 Rotating machine
03/19/2002US6359350 Rotary electric machine
03/14/2002WO2002021667A1 Electric drive system
03/14/2002US20020030417 Dynamo-electric machine
03/13/2002EP1186089A1 Cooling of high-voltage rotating electric machines
03/12/2002US6356003 Direct current motor
03/12/2002US6355995 Motor cooling system
03/07/2002US20020027396 Rotating electrical machine having a permanent-magnet rotor
03/07/2002DE10041631A1 Universal electric motor for power hand tool subjected to dust e.g. grinder, has protection screen made of stiff, thermally-conductive material
03/07/2002DE10039964A1 Supraleitungseinrichtung mit einer Kälteeinheit zur Kühlung einer rotierenden, supraleitenden Wicklung Superconducting device with a cooling unit for cooling a rotating superconducting winding
03/06/2002CN2481047Y Electronic interlinked controller
03/06/2002CN2480202Y AC brushless axial ventilated car generator
03/06/2002CN1338806A Evaporation cooling circulation unit in stator windings of turbogenerator
02/2002
02/28/2002US20020024264 Blower
02/28/2002US20020024263 Heat sink plate of alternator for vehicle
02/28/2002CA2354807A1 Motor cooling fan blade assembly with finger guard
02/27/2002EP1182764A1 Cooling of high speed electrical machine
02/27/2002CN2479677Y DC brushless fan with venthole
02/27/2002CN1080019C Fuzzy logical control for lubricant injection of motor
02/27/2002CN1079718C Grinding machine
02/26/2002US6351046 Compact dynamoelectric machine
02/26/2002US6351045 Croyogenic rotary transfer coupling for superconducting electromechanical machine
02/23/2002CA2355427A1 High-speed electric machine
02/21/2002WO2002015370A1 Cooling device of the rotating supraconductor coil of an electrical machine
02/21/2002WO2002015229A1 High performance slotless electric motor and method for making same
02/20/2002CN1079606C Compresson casting flow-pass motor
02/19/2002US6348750 Alternator
02/14/2002US20020017825 Dynamo-electric machine
02/14/2002US20020017823 Alternator
02/13/2002EP1179881A1 AC generator for vehicles
02/13/2002EP1179880A2 Dynamo-electric machine
02/12/2002US6346755 Optimization of ventilating flow path at air gap exit in reverse flow generators
02/12/2002US6346754 Electric rotating machine
02/12/2002US6346753 Fan and rotor dynamic gas sealing system
02/08/2002CA2315593A1 Permanent magnet rotor alternator
02/07/2002US20020014807 Brush-less rotary electric machine having stator cooling arrangement
02/06/2002EP1177611A1 Polyphase electric rotary machine
02/06/2002EP1177607A2 Electric machine
01/2002
01/31/2002US20020011757 AC generator
01/31/2002US20020011753 Stator for an automotive alternator and method of manufacturing the same
01/30/2002EP1176699A1 Brush-less rotary electric machine having stator cooling arrangement
01/30/2002EP1176696A2 Alternator
01/30/2002EP1176695A2 Coil ends of a dynamo-electric machine
01/30/2002EP1175562A1 Compact hydraulic aggregate
01/30/2002CN2475217Y Water cooled permanent-magnet dc motor
01/30/2002CN2475216Y Forced cooling protector for motor of refrigerating compressor
01/30/2002CN1078762C Miniature motor
01/29/2002US6342741 Cooling structure of fan motor
01/24/2002WO2001041283A3 Synchronous machine with superconductors
01/24/2002DE10125634A1 Low throughput fluid film seal for fitting to a hydrogen-cooled generator has a seal surround with a chamber opening radially inwards to hold a pair of oil seals forming a fluid film along an interface between the seals and a rotor.
01/23/2002EP0956435A4 Bearing systems for motor-assisted turbochargers for internal conbusion engines
01/23/2002CN2473804Y Motor
01/23/2002CN1078399C Totally-enclosed type motor
01/22/2002US6340853 Electric rotating machine
01/17/2002US20020005671 Electrical machine with a cooling device
01/17/2002DE10126826A1 Seal for water-cooled electrical generator has brush seal between rotor and housing wall between water-filled internal hollow space and seal hollow space
01/16/2002EP1171941A1 Improvements in electrical machines
01/16/2002EP1171939A1 Housing and production methods for an end winding
01/16/2002EP1171937A1 Direct gas cooled longitudinal/cross-flow endwinding ventilation schemes for machines with concentric coil rotors