| Patents for H02K 9 - Systems for cooling or ventilating (16,917) |
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| 05/14/2009 | US20090121563 Liquid Cooled Rotor Assembly |
| 05/14/2009 | US20090121562 Device and method for cooling motor for hybrid electric vehicles |
| 05/14/2009 | US20090121561 Machine System with Thermosyphon Cooled Superconductor Rotor Winding |
| 05/14/2009 | US20090121492 Soundproof enclosed type generator |
| 05/14/2009 | DE102007053308A1 Elektrowerkzeugmaschine mit einem Elektromotor Electric machine tool having an electric motor |
| 05/13/2009 | EP2058941A1 Motor control device, control method, and control program |
| 05/13/2009 | EP2058926A2 Enhanced motor cooling system |
| 05/13/2009 | EP2058085A1 Shaft cooling for a machine tool motor spindle |
| 05/13/2009 | EP2057731A2 Semi-enclosed ac motor |
| 05/13/2009 | CN201238249Y Explosion-proof low-voltage anti-burst electric motor |
| 05/13/2009 | CN201238241Y Double-cooling circuit structure of water-cooling electric motor |
| 05/13/2009 | CN201238240Y Fan group used for automobile generator rotor |
| 05/13/2009 | CN201238239Y Refrigeration structure of compressor motor |
| 05/13/2009 | CN201238238Y Low-voltage variable-frequency asynchronous motor of electric vehicle |
| 05/13/2009 | CN101431277A Straight water channel type refrigerating device of high speed electric principal shaft |
| 05/13/2009 | CN100488007C Brushless motor |
| 05/13/2009 | CN100488006C Linear motor coil assembly and method for manufacturing the same |
| 05/12/2009 | US7531931 Permanent-magnet generator |
| 05/12/2009 | US7531924 Cooling and supporting apparatus for current leads of superconducting rotating machine |
| 05/12/2009 | US7531923 Coreless linear motor |
| 05/12/2009 | US7530230 Supercharger with electric motor |
| 05/07/2009 | WO2009026690A3 Multistage variable reluctance motor/generator |
| 05/07/2009 | WO2006054842A3 Outer rotor of motor for direct drive-type washing machine |
| 05/07/2009 | US20090115269 Electric motor control with buck boost converter |
| 05/07/2009 | US20090115268 Cooling Assembly for Large Diameter Electric Machines |
| 05/07/2009 | US20090114462 Drive device of vehicle |
| 05/07/2009 | DE102007043656A1 Electrical machine has rotor supported on hollow shaft, where hollow shaft is formed in inner side of closed hollow space and stator is arranged within housing |
| 05/07/2009 | DE102007006856B4 Elektrische Maschine mit einem Stator, einem Rotor, einem Interrotor und einem kühlbaren Gehäuse Electrical machine having a stator, a rotor, a rotor and a coolable housing Inter |
| 05/06/2009 | EP2054592A1 Motor centrifugal pump having coolant pump |
| 05/06/2009 | CN201234188Y Water cooling electric machine for vehicle |
| 05/06/2009 | CN201234187Y Tube ventilated horizontal hydraulic turbogenerator |
| 05/06/2009 | CN201231670Y Vehicle-mounted electricity generator system |
| 05/06/2009 | CN101427449A Stand for a linear electric motor comprising thermal compensation and cooling means |
| 05/06/2009 | CN101425721A Water cooling disc type motor |
| 05/06/2009 | CN101424208A Conduit type AC generator and machine using the conduit type ac generator |
| 05/06/2009 | CN100485568C Linear motor positioning device |
| 05/06/2009 | CN100485173C 冷却系统 Cooling System |
| 05/05/2009 | US7528511 Cooling system for a vehicle drive assembly |
| 05/05/2009 | US7528510 Superconducting machine device with a superconducting winding and thermosiphon cooling |
| 05/05/2009 | CA2369573C Multiple-color flexographic rotary printing machine |
| 04/30/2009 | WO2009055626A1 Encapsulated stator assembly and process for preparation thereof |
| 04/30/2009 | WO2009019056A3 Shaft of a gear motor, particularly for auxiliary devices in motor vehicles |
| 04/30/2009 | WO2008129286A3 Air cleaners for electrical machines |
| 04/30/2009 | US20090108714 Bearing and cover assembly for a rotating electrical machine and a rotating electrical machine containing such an assembly |
| 04/30/2009 | US20090108712 Short-flux path motors / generators |
| 04/30/2009 | DE102007055910A1 Kühlmantel insbesondere für elektrische Maschinen sowie Herstellungsverfahren dafür Cooling jacket especially for electrical machines and manufacturing method thereof |
| 04/29/2009 | EP2053724A2 Method and apparatus to control motor cooling in an electro-mechanical transmission |
| 04/29/2009 | EP2053025A1 Cooling medium flow path |
| 04/29/2009 | EP2052442A2 Connector arrangement with penetrator in a submersible electrical assembly |
| 04/29/2009 | EP0956633B1 End plate |
| 04/29/2009 | CN201230257Y Heat radiating construction for motor |
| 04/29/2009 | CN201230256Y Cooling machine for wind power electricity generation current transformer |
| 04/29/2009 | CN201230255Y Double water inlet, outlet cooling construction |
| 04/29/2009 | CN201230254Y Ventilation cooling apparatus for traction motor |
| 04/29/2009 | CN201228662Y Impeller device |
| 04/29/2009 | CN101421129A Electromagnetic retarder system and method |
| 04/29/2009 | CN101420161A Single transplanted magnet steel permanent magnet synchronous motor |
| 04/29/2009 | CN101420160A Permanent magnet synchronous motor of sine pole width modulation |
| 04/29/2009 | CN101420148A Water-cooling electricity generator |
| 04/29/2009 | CN101418996A Floating bearing type high-speed electric machine driven cold air machine with static pressure rotary drive |
| 04/29/2009 | CN101418806A Booster of permanent magnet motor |
| 04/29/2009 | CN100482535C Ship propulsion system comprising cooling devices for the stator and rotor of the synchronous machine thereof |
| 04/28/2009 | US7525224 Drive unit and inverter with cooling technique |
| 04/28/2009 | US7525223 Induction motor having the rotor located within a shell |
| 04/28/2009 | US7523843 Grease gun |
| 04/23/2009 | US20090102298 Cooling housing for an electric device |
| 04/22/2009 | EP2050180A2 Arrangement for an electronic circuit in a rotating electrical machine and rotating electrical machine comprising said arrangement |
| 04/22/2009 | EP1456934A4 Brushless motor having housing enabling alignment of stator and sensor |
| 04/22/2009 | CN201226478Y Ventilation device for rib external cooling motor |
| 04/22/2009 | CN201226477Y CMI threading type radiating fin |
| 04/22/2009 | CN201226476Y Sloped flow-guiding filtration apparatus |
| 04/22/2009 | CN101414773A Large-sized DC motor |
| 04/22/2009 | CN101413517A Novel self-cooling submersible electric pump |
| 04/22/2009 | CN100481685C Minisize brushless DC fan |
| 04/22/2009 | CN100480857C Photoetching apparatus, device manufacturing method and device thereby |
| 04/21/2009 | US7521826 Power tools with switched reluctance motor |
| 04/16/2009 | WO2009047170A1 Method for cooling a number of heat-producing components and cooling system |
| 04/16/2009 | WO2009014742A3 A device and method to clamp and lock permanent magnets and improve cooling within a rotating electrical machine using pitched focused flux magnets |
| 04/16/2009 | US20090096300 Light weight low cost motor housing and cooling fin assembly |
| 04/15/2009 | EP2048768A2 Integrated stator, radial air gap brushless direct-current motor of the double rotor type using the integrated stator, and method of making the same |
| 04/15/2009 | EP2048329A1 Turbine engine with electric generator arranged in the fan |
| 04/15/2009 | EP2047584A2 Motor with improved cooling |
| 04/15/2009 | EP0913023B1 Superconducting synchronous motor construction |
| 04/15/2009 | CN201222682Y Cooling device for motor and motor using the same |
| 04/15/2009 | CN201222681Y High-efficiency heat-dissipating energy-saving motor |
| 04/15/2009 | CN201221464Y Wind cooling system apparatus of diaphragm pump |
| 04/15/2009 | CN101411037A Electrical machine |
| 04/15/2009 | CN101410624A 压缩机单元 Compressor unit |
| 04/15/2009 | CN101409485A Energy-saving three-phase asynchronous motor |
| 04/15/2009 | CN101409477A Airflow cooling pattern for belt-driven vehicle electrical power generator |
| 04/15/2009 | CN100479298C New type ventilation system of vertical hydraulic gengrator |
| 04/15/2009 | CN100479297C Large submersible electric pump |
| 04/14/2009 | US7518271 Electric machine with stator cooling teeth |
| 04/09/2009 | WO2008076514A3 Methods and apparatus for cooling an electric motor |
| 04/09/2009 | US20090091200 Rotor with a thermal barrier and a motor with such a rotor |
| 04/09/2009 | US20090091199 Handheld electric mixer |
| 04/09/2009 | DE4421358B4 Gleichrichteranordnung, vorzugsweise für einen Drehstromgenerator für Kraftfahrzeuge Rectifier arrangement, preferably for an alternator for motor vehicles |
| 04/09/2009 | DE10340325B4 Elektromotor Electric motor |
| 04/09/2009 | DE102008011589B3 Elektrohandwerkzeuggerät mit Magneten zum Absorbieren von Staub Electric hand tool with magnets for absorbing dust |
| 04/08/2009 | CN201219224Y Water cooling motor |