Patents
Patents for H02K 29 - Motors or generators having non-mechanical commutating devices, e.g. discharge tubes, semiconductor devices (10,091)
11/1996
11/07/1996CA2191736A1 Switched-reluctance rotary machine
10/1996
10/31/1996WO1996034449A1 Device for detecting the speed and/or direction of rotation of an electric motor
10/30/1996EP0740405A1 Magnetic circuit for electric motor
10/30/1996EP0740397A2 Stator structure for rotary electric machine
10/29/1996US5569994 Method and apparatus for sensorless control of permanent-magnet synchronous motors
10/23/1996EP0739080A2 Brushless DC motor
10/23/1996EP0616739B1 Doubly salient reluctance machines
10/23/1996EP0587812B1 Electrical machines
10/23/1996CN2238504Y Motor with position sensing device
10/23/1996CN1134060A Multi-voltage DC electric generator without commutator
10/16/1996EP0738034A2 Method and apparatus for reducing winding failures in switched reluctance machines
10/11/1996CA2173686A1 Method and apparatus for reducing winding failures in switched reluctance machines
10/10/1996WO1996031934A1 Rotary machine with an electromagnetic rotary drive
10/10/1996DE19511434A1 Multi-pole electric machine with external, permanent magnet excitation
10/08/1996US5563463 Permanent magnet rotor
10/02/1996EP0735654A1 Improved position encoder
10/02/1996EP0735653A1 Position encoder with fault indicator
10/02/1996EP0735652A1 Improvements in switched reluctance machines
10/02/1996EP0735651A1 Single-phase variable reluctance motor having permanent magnets bedded within a phase winding
10/02/1996EP0735645A2 Motor bearing structure
10/02/1996EP0639305B1 A rotor position detecting apparatus for a brushless motor
09/1996
09/30/1996CA2172936A1 Single-phase variable reluctance motor having permanent magnets embedded within a phase winding
09/29/1996CA2172769A1 Switched reluctance machines
09/29/1996CA2172668A1 Position encoder with fault indicator
09/29/1996CA2172666A1 Position encoder
09/25/1996EP0734117A2 Torque improvement in reluctance machines
09/25/1996EP0733279A1 Repulsion motor
09/25/1996EP0305480B1 In-spindle motor assembly for disk drive and method for fabricating the same
09/22/1996CA2172121A1 Torque improvement in reluctance machines
09/19/1996WO1996028874A1 Self-starting controllable ac motor
09/18/1996EP0732695A2 Microfile
09/18/1996EP0642698B1 Fluid-cooled power transistor arrangement
09/18/1996CN2235678Y Position sensing device of electric generator
09/18/1996CN1131402A Brushless spindle motor for grinding machine inclinding hydrostatic bearings
09/17/1996US5557487 Disk storage drive having particular diameter relationship and axial compactness
09/12/1996WO1996027940A1 Electric machine
09/12/1996WO1996022629A3 Brushless dc motors
09/11/1996CN1130820A Brushless motor with lightening holes
09/11/1996CN1130793A Capstan roller printed-wiring board fixer
09/05/1996DE19507123A1 Motor vehicle cooling-air fan electronically controlled electric motor
09/04/1996EP0730336A2 Brushless DC motor
09/04/1996CN1130315A Motor of scanning device
09/03/1996US5552988 Power unit for motor vehicles
09/03/1996US5552653 Electric motor with increased T/N characteristic value
09/03/1996US5552650 Disk storage device with motor with axially deep flange
08/1996
08/28/1996CN1129860A Stator for electric machine and lamination thereof
08/22/1996WO1996025320A1 Powerplant for wheeled vehicles
08/21/1996EP0559818B1 Polyphase switched reluctance motor
08/15/1996WO1996009679A3 Light weight portable generator
08/14/1996DE19503610A1 Electrical machine stator and rotor design for multi-phase electrical machine
08/13/1996US5545938 Doubly salient reluctance machines
08/13/1996US5545936 C-stator type segmented zoned field dc-motor
08/08/1996DE19503492A1 Adjustment and control system drive and position measurement device
08/06/1996US5543703 Generator motor for vehicles
07/1996
07/31/1996EP0461183B1 Stator assembly for a non-static cogging brushless dc motor
07/30/1996US5541463 Flex path and core loss reduction assembly
07/25/1996WO1996022629A2 Brushless dc motors
07/24/1996EP0723328A2 An electric motor
07/23/1996US5539293 Rotor position encoder having features in decodable angular positions
07/23/1996US5539263 Direct current driving ventilation fan
07/17/1996EP0722210A2 An improved brushless electric motor, particularly for direct driving of a washing machine
07/17/1996EP0721391A1 A brushless spindle motor for a grinding machine including hydrostatic bearings
07/11/1996WO1996021265A1 Specifications for the pulsed field flux engine
07/11/1996CA2166510A1 Brushless electric motor, particularly for direct driving of a washing machine
07/10/1996EP0720810A1 Rotary low-frequency sound reproducing apparatus and method
07/09/1996US5534739 Electric machine
07/03/1996EP0720272A1 Rotating device having an axial magnetical thrust bearing and radial levitating means
07/03/1996EP0720167A2 Flat type brushless motor
07/02/1996US5532534 Brushless permanent magnet condenser motor for refrigeration
06/1996
06/27/1996DE4445356A1 Single-phase salient pole reluctance motor with light barrier commutation e.g. for driving pump or centrifuge
06/26/1996EP0696242A4 Articulated arm transfer device
06/26/1996CN2230062Y Magnetic pole component of brush-less dc motor
06/25/1996US5530307 Flux controlled permanent magnet dynamo-electric machine
06/19/1996EP0717489A2 Scanner motor
06/19/1996EP0716780A1 Method of torque notch minimization for quasi square wave back emf permanent magnet synchronous machines with voltage source drive
06/19/1996CN1124883A Single phase brushless motor
06/18/1996US5528094 Drive system for electric cars
06/13/1996WO1996018287A1 Poly phase induction electrical rotating machine
06/12/1996EP0715778A1 Asynchronous machine
06/06/1996WO1996017429A1 Commutatorless polyphase ac electric machine
06/06/1996CA2191128A1 Commutatorless polyphase ac electric machine
06/05/1996EP0715396A1 Electronically commutated motor, in particular for a rotor of a fan drawing cooling air for automotive vehicles
06/05/1996EP0244487B2 Cross-flow cooling fan device
05/1996
05/29/1996CN1123485A Motor with gear reducer
05/23/1996WO1996015582A1 Flat reluctance type three-phase motor
05/22/1996EP0713286A2 Method of starting an electric machine
05/22/1996EP0712544A1 Electromagnetic machine with permanent magnet rotor
05/22/1996EP0649577B1 Fault-tolerant reluctance motor
05/22/1996CN1123070A Brushless D.C. motor
05/21/1996US5519266 High efficiency linear motor
05/21/1996US5517746 Variable speed direct drive drill press/router
05/14/1996US5517102 Fault-tolerant reluctance motor
05/09/1996WO1996003796A3 C-stator type segmented zoned field dc motor
05/02/1996DE4438569A1 Starting method for electronically commutated DC motor e.g. for driving high speed fan
05/01/1996EP0709947A2 Balancing of radial reluctance forces in a DC motor
05/01/1996EP0709648A2 Method and apparatus for sensing relative position between two relatively rotatable members using concentric rings
05/01/1996EP0454685B1 Under-the-hub disk drive spin motor
04/1996
04/24/1996CN1121331A Articulated arm transfer device
04/23/1996US5510664 Brushless motor
04/17/1996EP0707375A1 Brushless DC motor having low torque ripple
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