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