Patents for H02K 9 - Systems for cooling or ventilating (16,917)
08/2001
08/01/2001EP1120884A2 Alternator
08/01/2001EP1120883A2 Alternator
08/01/2001EP1119732A1 Liquid chiller with enhanced motor cooling and lubrication
08/01/2001EP1119731A1 Oil-free liquid chiller
08/01/2001EP0890214B1 Alternating current machines
07/2001
07/31/2001US6268678 Alternator
07/26/2001DE10062344A1 Elektromotor Electric motor
07/26/2001DE10052913A1 Electric motor has highly thermal conductive insulating sheets distributed to slot sections of stator core, which enclose winding wires embedded in slot section to form coil section
07/25/2001CN1305258A Motor possessing cooling device
07/24/2001US6265801 Permanent magnet type electrical rotating machine
07/24/2001US6265795 Rotating machine
07/19/2001WO2001052393A1 Hts superconducting rotating machine
07/19/2001WO2001052384A1 Brushless dc motor
07/19/2001WO2001052383A2 Stator support system for superconducting machines
07/18/2001CN1304203A Heat-sinking capability enhanced electric motor cooled by fan
07/18/2001CN1068726C Method and device for quickly reducing pressure in installation in particular hydrogen-cooled generator
07/17/2001US6262503 Method and apparatus for cooling current carrying coil
07/17/2001US6262502 Rotating machine
07/17/2001US6262501 Rotating machine
07/12/2001DE10000578A1 Cooling unit for one or two rotors of one or two electric motors arranged in gondola to drive propellers, has supply pipe for cold water in propeller cap and radial bores or pipes to heat source
07/11/2001CN1303164A Electric generation method and equipment for permanent-magnet electric generator of vehicle
07/11/2001CN1068468C Eddy current drive
07/11/2001CN1068467C Electric bulb type power generator
07/04/2001EP1112884A1 Mounting device for an electrical equipment, such as a starter-generator, in a vehicle clutch housing
07/04/2001CN1302470A Electric machine
07/04/2001CN1068152C Permanent magnetic rotor alternator
07/03/2001CA2191163C Stretchable coil wrapper for a dynamoelectric machine
06/2001
06/28/2001WO2001047091A1 Thermally protected electric machine
06/28/2001WO2001047089A2 Electronically commutated electrical machine
06/27/2001EP1110298A1 Electrical machine with permanent magnets
06/27/2001CN1301078A Brushless single phase motor
06/26/2001US6252318 Direct gas cooled longitudinal/cross-flow rotor endwinding ventillation scheme for rotating machines with concentric coil rotors
06/21/2001US20010004172 Electric motor
06/21/2001DE19960839C1 Elektromotorischer Antrieb Electric motor drive
06/20/2001EP1109299A2 Method for manufacturing an alternator
06/20/2001EP1109298A1 Cooling device for an electric machine, and motor-wheel utilizing the same
06/20/2001EP1109297A2 Fan cooled electric motor drive
06/20/2001EP1109296A2 Alternator
06/20/2001EP1109295A2 Winding heads for the stator of an alternator
06/20/2001EP1109294A2 Alternator
06/20/2001EP1109293A2 Alternator and method of manufacture therefor
06/20/2001EP1109292A2 Stator windings of an alternator
06/20/2001EP1109291A2 Stator windings of an alternator with non-uniform slot openings
06/20/2001EP1109290A2 Stator windings of an alternator
06/20/2001EP1109289A2 Winding connections for the stator of an alternator
06/20/2001EP1109287A2 Alternator
06/20/2001EP1109286A2 Iron core of rotating-electric machine and manufacturing method for the same
06/20/2001EP1109285A2 Stator for an automotive alternator
06/20/2001EP1108281A1 Superconductor rotor cooling system
06/20/2001EP1108280A1 Axial ventilator with external-rotor drive motor
06/20/2001EP1108146A1 Indirect cooling for an electric fan
06/14/2001WO2001043260A1 Heat bridges for electric motor with a gear case
06/13/2001EP1107433A2 Liquid-cooled vehicle rotary electric machine
06/13/2001EP1107428A2 A high voltage generator stator with radially inserted cable windings and assembly method
06/13/2001EP1106834A1 Motor mounting on fan casing
06/13/2001DE19956429A1 Elektromotor für insbesondere eine Kreiselpumpe Electric motor for a particular centrifugal pump
06/13/2001DE10039900A1 Telescopic-motion stop type linear screw actuator has telescopic-motion prevention mechanism installed to power transmission shaft to prevent start of output shaft downward
06/13/2001CN2434820Y Cold/hot air exchanging drier
06/13/2001CN1067185C Ac energy saving electric motor
06/12/2001US6246138 Microturbine cooling system
06/12/2001US6246134 Apparatus and method for applying totally enclosed air-to-air cooler to electrical power generator
06/07/2001WO2001041286A2 Motor spindle for a machine tool, in particular a high-frequency motor spindle
06/07/2001WO2001041283A2 Synchronous machine with superconductors
06/07/2001DE10040496A1 Circuitry controlling fan speed by variation in drive current, comprises computer and Hall effect sensor in addition to external speed control input
06/07/2001DE10018686A1 Stichsäge Jigsaw
06/06/2001CN2433767Y DC steel rolling electric machine
06/05/2001US6242825 Electric rotating machine with reduced thickness and volume of insulation
05/2001
05/31/2001US20010002093 Liquid-cooled vehicle rotary electric machine
05/31/2001DE19950836A1 System, especially for use in drive system of car, has medium used for removal of heat from rotor of electrical machine and for lubrication and/or cooling of IC engine
05/30/2001EP1104079A2 Electric motor, in particular for a centrifugal pump
05/29/2001US6239527 Non-circular field winding enclosure
05/29/2001US6239522 Generator cooling with mixing downstream of the cooler
05/29/2001US6239521 Motor cover arrangement
05/29/2001US6239520 Permanent magnet rotor cooling system and method
05/29/2001US6239519 Electrical machine, in particular claw pole generator
05/29/2001US6239518 AC generator for vehicle
05/25/2001WO2001037398A2 Drum motor
05/25/2001CA2365249A1 Construction and method in electric motor drive
05/23/2001EP1102383A2 Motor/Generator
05/23/2001EP1101270A1 Starter generator for an internal combustion engine and method of producing same
05/23/2001EP0832511B1 Electric machine
05/23/2001CN1296325A Electric motor
05/22/2001US6236134 Hybrid alternator
05/22/2001US6236126 Brushless motor
05/22/2001US6234767 Rotor having permanent magnet and mechanism for cooling the same
05/22/2001US6233930 Power steering device
05/17/2001WO2001035513A1 Electrical machine comprising a stator with windings
05/17/2001WO2001010001A3 Demagnetization-protected permanent magnet ship propulsion system
05/17/2001US20010001248 Stage system with driving mechanism, and exposure apparatus having the same
05/17/2001DE19954434A1 Electrical machine e.g. for vehicle, has cooling device with shell-shaped housing part that forms cooling channel with stator wall region, and meander-shaped axial channels covered by housing at ends
05/17/2001DE19954314A1 Elektromotor Electric motor
05/16/2001EP1100187A2 Coreless AC induction motor
05/16/2001EP1100186A2 Polymer composite squirrel cage rotor with high magnetic permeability filler for induction motor and method of making it
05/16/2001EP1100184A1 Motor ventilating device and electric traction motor provided with this device
05/16/2001EP1100182A1 Fan cooled electric motors with increased thermal dissipation
05/16/2001EP1100180A2 Electric motor
05/16/2001EP1100177A1 Stator for an electric motor or generator, and electric motor or generator provided with such stator
05/15/2001US6232694 Starter generator with slots in the commutator head assembly
05/15/2001US6232683 Alternator with cooling air guide formed by bearing housing having guiding portion
05/15/2001US6232682 Gas cooled solid conductor series loop cap assembly