Patents for H02K 9 - Systems for cooling or ventilating (16,917)
03/2005
03/24/2005DE102004033978A1 Elektrisch betriebener Kompressor Electrically driven compressor
03/23/2005EP1517431A2 Eddy current drive with inductive coils
03/23/2005EP1517430A2 Eddy current drive with a generator
03/23/2005EP1516418A1 Brushless direct-current motor of radial core type having a structure of double rotors and method for making the same
03/23/2005EP1516109A1 Device for cooling a current generator unit
03/23/2005EP1338077B1 Retarder, particularly provided as a braking device or auxiliary braking device for vehicles or the like, especially rail vehicles
03/23/2005CN1599839A Cooling device for a wind turbine generator
03/23/2005CN1599206A Rectifying device of vehicle AC generator
03/23/2005CN1194457C Brush holder of small motor
03/22/2005US6870299 Thermal management of rotor endwinding coils
03/22/2005US6870296 Electric motor
03/22/2005US6870288 Rotary electric machine
03/22/2005US6868793 Direct drive for a wheel set
03/17/2005US20050057108 Structure of driving unit in drum type washing machine
03/17/2005US20050057106 Methods and systems for electric machines having windings
03/17/2005US20050057102 Holding member, coolant, cooling method and cooling device, linear motor device, stage device, and exposure apparatus
03/17/2005US20050056792 Cooling of voice coil motors
03/17/2005DE10204037B4 Radialgebläse mit Elektromotor Centrifugal blower with electric motor
03/17/2005DE102004038883A1 Electric traction motor e.g. DC motor, for e.g. hybrid vehicle, has rotor whose portions behind permanent magnets are hollowed out to be thinner than portions between permanent magnets
03/17/2005DE102004023464A1 Synchronous electric motor mounted in pod with propeller for propulsion of ship has intensely-cooled superconducting rotor winding and normally-conducting stator cooled by sea water
03/16/2005EP1515417A2 Closed elecrtrical machine and method to design such a machine
03/16/2005EP1515416A1 Support device for an electric motor driving a fan wheel, specially for a heating, ventilating and /or air conditioning apparatus of an automotive vehicle
03/16/2005EP1515065A1 Drive assembly
03/16/2005CN2686197Y Front-to back washing bridge type controlling apparatus
03/16/2005CN1596499A Air-cooled coil unit of a linear motor
03/16/2005CN1596207A Ship propulsion system
03/15/2005US6867517 Rectifier for alternator having rectifier element covered with rectifier terminal
03/15/2005US6866105 Electrical, fan-cooled tool
03/10/2005US20050053495 Device for supporting and electric motor driving a turbine, in particular for an automobile heating, ventilation and/or air conditioning apparatus
03/10/2005US20050052143 Alignment stage apparatus, exposure apparatus, and semiconductor device manufacturing method
03/08/2005US6864604 Cooling structure for multi-shaft, multi-layer electric motor
03/08/2005US6864603 Alternator for vehicle
03/08/2005US6862796 Method for manufacturing an electric rotary machine
03/03/2005WO2004114498A3 Electric submersible pumps
03/03/2005WO2004093292A3 Electric machine provided with cooled metal stacks and windings of the stator rotor thereof
03/03/2005US20050046284 Long life fan motor
03/03/2005US20050046191 Lightweight portable electric generator
03/03/2005US20050045393 In-wheel motor capable of efficiently cooling motor
03/03/2005DE10335141A1 Elektrische Maschine mit Kühlmittelführungskanal sowie entsprechendes Kühlverfahren Electrical machine with coolant flow channel and corresponding cooling methods
03/02/2005EP1511157A2 Electric motor and modular construction system for electric motors
03/02/2005EP1511156A2 Optimized cooling air guide
03/02/2005CN2682725Y Structure of heat radiating fan flabellum for motor
03/02/2005CN1588763A Integrated permanent magnet synchronous motor
03/02/2005CN1191668C Full immersed type self circrlar loop of evaporative cooling stator of steam turbine generator
03/01/2005US6861774 Electric blower
02/2005
02/24/2005WO2004107535A3 Rotating electrical machine, such as an alternator, particularly for an automobile
02/24/2005US20050042944 Shock-proof electric marine engine, e.g. engine or generator
02/24/2005US20050040776 Flywheel energy storage systems
02/24/2005US20050040721 Rotary electric machine and a rotor of the same
02/24/2005US20050040714 Generator and fan
02/24/2005US20050040712 Mover combination with two circulation flows
02/24/2005DE202004018937U1 Motor mit wellenförmigem Gehäuse Motor with wavy housing
02/24/2005DE10334181A1 Vehicle specially overhead power line trolley bus, has electric machine using public mains network as external power supply source via inverter unit
02/23/2005EP1508194A1 Cooling jacket for electric machines
02/23/2005CN2681437Y Internal and external wind cooling motor
02/23/2005CN1586031A Brushless direct-current motor of radial core type having a structure of double rotors and method for making the same
02/23/2005CN1190984C Multifunctional audio device
02/23/2005CN1190881C Fully-closed external-cooling type electric motor
02/22/2005US6858957 Electric motor end plate with visual alignment indicia
02/22/2005CA2255740C Synchronous compensator plant
02/17/2005WO2005015710A1 Cooling of a stator
02/17/2005US20050035678 Axial flux motor mass reduction with improved cooling
02/17/2005US20050035676 Gearless wheel motor drive system
02/17/2005US20050035673 Compact high power alternator
02/17/2005US20050035672 Cooling and handling of reaction torque for an axial flux motor
02/17/2005US20050034883 Electric power tool
02/17/2005US20050034294 One piece stator lead and terminal insulator
02/17/2005DE102004032685A1 Doppelspulen-Klauenpolläufer mit Doppelinnenlüfter-Konfiguration für eine elektrische Maschine Dual coil claw pole with double internal fan configuration for an electrical machine
02/16/2005EP1507328A2 Lubrication system for a rotating machine
02/16/2005EP1220424B1 Dynamo-electric machine
02/16/2005CN2679918Y High damping heat isolator of linear motor
02/16/2005CN2679912Y Air cooling loop structure with built-in motor mainshaft
02/15/2005US6856053 Cooling of electrical machines
02/10/2005WO2005013461A1 Electric machine with coolant guiding channel and corresponding cooling method
02/10/2005WO2005013460A1 System and method for mechanical mounting of a device onto a shaft
02/10/2005WO2005013459A1 Electric machine with rotor cooling and corresponding cooling method
02/10/2005US20050028567 Structure of driving unit in drum type washing machine
02/10/2005US20050028566 Structure of driving unit in drum type washing machine
02/09/2005EP1368882B1 Fluid cooled electric machine
02/09/2005CN1578065A Motor assembly for vehicle air conditioner
02/08/2005CA2148213C Cooling arrangements for rotating electrical machines
02/03/2005US20050025621 Airflow guiding structure for a heat-dissipating fan
02/03/2005US20050023926 Fastening of the stator of a flat elevator motor
02/03/2005US20050023912 Electric motor for hydromassage bathtubs
02/03/2005US20050023909 Automotive generator
02/03/2005DE10330614A1 Anlaufscheibe für eine elektrische Maschine Thrust washer for an electrical machine
02/03/2005DE102004030814A1 Motoranordnung für eine Klimaanlage eines Fahrzeugs Motor assembly for an air conditioning system of a vehicle
02/02/2005EP1502984A2 Structure of driving unit in drum type washing machine
02/02/2005CN1574559A Ceiling fan motors
02/02/2005CN1574113A Insulating material and machine winding
02/02/2005CN1187882C Cooling of eddy current excitation braking device
01/2005
01/27/2005WO2005008860A2 Compact high power alternator
01/27/2005CA2531634A1 Compact high power alternator
01/26/2005EP1500034A1 Method and apparatus for registering a known digital object to scanned 3-d model
01/26/2005CN1186872C Evaporative cooling equipment for stator winding of hydraulic generator
01/26/2005CN1186869C Universal motor for hand-tool
01/25/2005US6847132 Electromagnetic actuator having an armature coil surrounded by heat-conducting anisotropy material and exposure apparatus
01/20/2005WO2005006518A2 Ventilator for an alternator - starter
01/20/2005WO2005005324A1 Cooling medium flow passage
01/20/2005US20050012422 Magnetically enhanced oil filter apparatus