Patents for H02K 9 - Systems for cooling or ventilating (16,917)
02/2004
02/12/2004DE19608286B4 Belüftungssystem für den Ringmotor einer Rohrmühle Ventilation system for the ring motor of a tube mill
02/12/2004DE10313274A1 Elektromotor mit hoher IP-Schutzart Electric motor with high IP protection
02/12/2004DE10233947A1 Wind power system has generator in gondola, turbine with rotor blade(s); generator has a closed primary cooling circuit; the gondola has an arrangement enabling cooling of primary cooling circuit
02/11/2004EP1388924A2 Electric motor
02/11/2004EP1388197A1 Rotating electrical machine, in particular alternator for motor vehicle
02/11/2004EP0829126B1 Rotary electrical machines
02/10/2004US6690576 Externally mounted on-line replaceable fan module
02/10/2004US6690145 Permanent magnet alternator and voltage regulator circuit for the permanent magnet alternator
02/10/2004US6690099 Automotive alternator
02/10/2004US6688136 Generator system including an electric generator and a centrifugal chiller
02/10/2004US6687974 Method for manufacturing an alternator
02/05/2004US20040021380 Isolation of generator bearing housing from generator enclosure and methods therefor
02/05/2004DE10163615B4 Verfahren und Vorrichtung zur Detektion von Leckagen in wassergekühlten elektrischen Maschinen Method and apparatus for detecting leaks in water-cooled electric machines
02/04/2004EP1387099A1 Isolation of generator bearing housing from generator enclosure and methods therefor
02/04/2004EP1387053A1 Fan arrangement for cooling of motor vehicle engines
02/04/2004EP1016192B1 Rotating electrical machine comprising high-voltage stator winding and elongated support devices supporting the winding and method for manufacturing such machine
02/04/2004CN1472870A A.C. generator
02/04/2004CN1472869A A.C. generator
02/03/2004US6685447 Liquid cooled integrated rotordynamic motor/generator station with sealed power electronic controls
01/2004
01/29/2004WO2003023249A3 Flexible bearing damping system and method
01/29/2004WO2003005529A3 Electric machine
01/29/2004US20040017125 Armature coil for slotless rotary electric machinery
01/29/2004US20040017121 Fluid management system for a housing of an electrical device
01/29/2004US20040017119 Brushless motor for power tool
01/29/2004US20040017117 Superconducting rotor with cooling system
01/29/2004DE10230244A1 Gebläseeinrichtung für ein Gargerät Blower means for a cooking appliance
01/29/2004DE10228831A1 Vorrichtung zur Temperierung von Maschinenelementen in elektrisch antreibbaren Produktionsmaschinen Apparatus for controlling the temperature of machine elements in electrically driven production machines
01/28/2004CN1471754A Dynamoelectric machine rotor ventilation
01/28/2004CN1136642C Controllable air bubble breaking type reverse flushing method for internal water-cooling electric generator
01/27/2004CA2297144C Electromotive gondola or ship drive system with cooling device
01/27/2004CA2297047C Electrical propulsion pod for a ship
01/22/2004WO2004008603A2 Dynamoelectric machine having an encapsulated coil structure
01/22/2004WO2004007982A1 Magnetic bearing spindle
01/22/2004WO2002073771A3 Fan arrangement for an electrical machine
01/22/2004US20040012274 Current rectifier assembly for rotating electrical machines, in particular motor vehicle alternators
01/22/2004US20040012271 Method of forming an armature for an electric motor for a portable power tool
01/22/2004US20040011578 Direct drive for a wheel set
01/22/2004DE19749108C5 Elektromotor Electric motor
01/22/2004DE10319129A1 Elektrischer Kompressor The electric compressor
01/22/2004CA2486453A1 Dynamoelectric machine having an encapsulated coil structure
01/21/2004EP1383229A1 Electric motor including a heating system
01/21/2004EP1228558B1 Electrical machine comprising a stator with windings
01/21/2004EP0979356B1 Device for the external cooling of the electric drive motor of a centrifugal pump unit
01/21/2004CN1135153C Electric hand tool
01/20/2004US6680552 Flow path for a liquid cooled alternator
01/20/2004US6680549 Tapered rotor-stator air gap for superconducting synchronous machine
01/15/2004WO2003056685A3 Permanent-magnetically excited electrical motor
01/15/2004US20040007878 Turbine power generator including supplemental parallel cooling and related methods
01/15/2004DE10325527A1 Elektronische Maschine mit integrierter Leistungs-Elektronik Electronic machine with integrated power electronics
01/14/2004EP1381143A1 Turbine power generator including supplemental parallel cooling and related methods
01/14/2004CN2599858Y External ring internal cooling motor
01/14/2004CN1134882C Generator for vehicle
01/13/2004US6675872 Heat energy dissipation device for a flywheel energy storage system (FESS), an FESS with such a dissipation device and methods for dissipating heat energy
01/08/2004WO2004004100A1 Drive guide device
01/08/2004WO2004004098A1 Brushless direct-current motor of radial core type having a structure of double rotors and method for making the same
01/08/2004WO2004004097A1 Commutatorless dc motor or universal motor
01/08/2004WO2004004096A2 Internal ventilating system for a rotating electrical machine such as a motor vehicle alternator
01/08/2004WO2003088448A3 Fastening of the stator of a flat elevator motor
01/08/2004DE10225224A1 Elektrische Maschine mit Statorkühlung Electrical machine with stator cooling
01/08/2004DE10225221A1 Belüftung eines Ringmotors für eine Rohrmühle Ventilation of a ring motor for a tube mill
01/06/2004US6674188 Liquid cooled alternator
01/06/2004US6672056 Device for cooling components by means of hydraulic fluid from a hydraulic circuit
01/02/2004EP1376819A2 Alternator
01/02/2004EP1374372A1 Electric machine
01/02/2004EP1374371A1 Cooling of the electronics of an electrically operated device
01/02/2004EP1374369A2 Cooled primary or secondary part of an electric motor
01/01/2004US20040001314 Drive system for a motor vehicle having an electric machine
01/01/2004US20040000847 Microfabricated ultrasonic transducers with curvature and method for making the same
01/01/2004US20040000821 Rotary electric machine with forced ventilation
01/01/2004US20040000820 Automotive generator
01/01/2004US20040000817 Rotating electrical machine, in particular alternator for motor vehicle
01/01/2004US20040000389 Arrangement for maintaining a machine element at a controlled temperature in electrically operated production machines
12/2003
12/31/2003WO2004001207A1 Device for cooling a current generator unit
12/31/2003CN2596653Y Iron core-free high power density disc type motor
12/31/2003CN1465126A Current rectifier assembly for rotating electrical machines, in particular motor vehicle alternators
12/31/2003CN1465125A Current rectifier assembly for rotating electrical machines, in particular motor vehicle alternator
12/31/2003CN1464609A Cold-water waterless automatic overload protecting method and apparatus for generator stator
12/24/2003CN1463068A Device for recycling exhaust air and cooling fluid of condensator for evaporative cooling electric motor
12/24/2003CN1463067A Evaporation cooled device for stator of steam turbo-generator and hydraulic generator
12/24/2003CN1132295C Driving device
12/24/2003CN1132294C Cooling of generator adopting cooler downstream cooling appts.
12/24/2003CN1132293C Air cooling electric machine with axial fan
12/18/2003WO2003105316A1 Electric motor comprising a stator cooling unit
12/17/2003EP1372247A1 Rotatary electrical machine
12/17/2003EP0903002B1 Rotating electrical machine comprising high-voltage winding and cast compound supporting the winding and method for manufacturing such machine
12/17/2003CN2593449Y Environmental protection high-energy motor
12/17/2003CN1462501A Rotating electrical machine, in particular alternator for motor vehicle
12/17/2003CN1461628A Centrifugal blower for vacuum cleaner
12/17/2003CN1131584C Rotary electric generator
12/16/2003US6664705 Method of providing electric power with thermal protection
12/16/2003US6664699 Rotary electric machine
12/16/2003US6664674 Cooling structure of vehicle AC generator
12/16/2003US6664671 Rotating electrical machine
12/16/2003US6664665 Coreless type linear motor
12/11/2003WO2003101830A1 Electrical rudder propeller for a navy ship
12/11/2003US20030228229 Screw compressor
12/11/2003US20030228217 Fan arrangement for an electrical machine
12/11/2003US20030227222 Machine integrated power
12/11/2003DE20211857U1 Lüfteranordnung zur Kühlung von Kraftfahrzeug-Motoren Fan assembly for cooling motor vehicle engines
12/10/2003EP1368882A1 Fluid cooled electric machine