Patents for H02K 29 - Motors or generators having non-mechanical commutating devices, e.g. discharge tubes, semiconductor devices (10,091) |
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01/29/1986 | EP0169569A2 Permanent magnet electrical machine |
01/28/1986 | CA1199997A1 Control system, method of operating an electronically commutated motor, and laundering apparatus |
01/21/1986 | US4565956 Fast-acting servo drive system |
01/15/1986 | EP0167803A2 Collectorless three phase d.c. motor |
01/14/1986 | US4564793 Brushless DC motor with improved starting |
01/14/1986 | US4564778 DC Brushless electromagnetic rotary machine |
01/14/1986 | US4563808 Methods of producing slotless and toothless wound stator |
01/10/1986 | CN85106056A Electro-magnetic dynamic motor |
01/07/1986 | US4563622 Simple brushless DC fan motor |
01/07/1986 | EP0133430A4 An improved brushless dc motor. |
12/31/1985 | US4562399 Brushless DC tachometer |
12/18/1985 | EP0164827A2 Dynamoelectric machine |
12/18/1985 | EP0164742A2 Brushless motor |
12/11/1985 | EP0164118A2 Driving arrangement with collectorless d.c. motor |
12/10/1985 | US4558245 Electronically commutated d.c. motor |
12/04/1985 | EP0163142A1 Brushless motor |
12/03/1985 | US4556829 Drive arrangement for signal processing equipment |
12/03/1985 | US4556828 Electric motor adapted to permit translational motion between field and armature |
12/03/1985 | CA1197551A1 Brushless direct current motor with magnetically operated commutating switch means |
11/27/1985 | EP0162780A1 Apparatus for detecting the angular position of the rotor in a rotating machine |
11/19/1985 | US4554491 Brushless DC motor having a laminated stator with a single stator winding |
11/19/1985 | US4554473 Brushless direct current motor system |
11/13/1985 | EP0161032A1 Electric motor |
11/13/1985 | EP0160971A2 Bearing for minifan driving motor |
11/13/1985 | EP0160868A2 Brushless motor |
11/12/1985 | US4553075 Simple brushless DC fan motor with reversing field |
11/06/1985 | EP0160522A2 Magnetic-pole cores for electrorotary machines |
11/05/1985 | US4551708 Position sensing device |
11/05/1985 | US4551658 D.C. Motor with centrifugal separation starting brush |
11/05/1985 | US4551645 Disc type brushless motor |
11/05/1985 | CA1196366A1 Self-starting, direct current motor with permanent magnets of varied magnetic strength |
10/29/1985 | US4550280 Motor/generator operating on the reluctance principle |
10/29/1985 | US4550267 Redundant multiple channel electric motors and generators |
10/23/1985 | EP0159069A2 Electronically commutated electric motor without collector |
10/23/1985 | EP0159005A2 Electrically controlled electromotor |
10/22/1985 | US4549121 Motor minimum speed start-up circuit for electric motors |
10/22/1985 | US4549104 Motor of the permanent-magnet rotor type |
10/15/1985 | US4547714 Low magnetic leakage flux brushless pulse controlled d-c motor |
10/15/1985 | US4547713 Toroidally wound brushless DC motor |
10/09/1985 | EP0157526A2 Reluctance rotary machine |
10/02/1985 | EP0156606A2 Generator device |
10/01/1985 | CA1194541A1 Capacitive sensor motor control system |
09/17/1985 | US4542323 Direct current motor without commutator |
09/17/1985 | US4541575 Winding technique for multiple winding brushless motors |
09/17/1985 | CA1193651A1 Electronically commutated motor, method of operating such, control circuit, laundry machine and drive thereof |
09/12/1985 | WO1985003958A1 Device for driving a sewing machine |
09/11/1985 | EP0153934A1 Interlocking device for stepping motor |
09/10/1985 | US4540906 In an electrical machine |
09/04/1985 | EP0153338A1 Electric machine. |
08/28/1985 | EP0152508A2 Coreless-brushless motor |
08/27/1985 | US4538080 Flux contoured rotary electromagnetic machine |
08/13/1985 | US4535279 Impulse motor structure, drive system and control circuit |
08/13/1985 | US4535263 Electric D.C. motors with a plurality of units, each including a permanent magnet field device and a wound armature for producing poles |
08/07/1985 | EP0150324A1 Brushless DC motor |
08/06/1985 | CA1191543A1 Rotary electric machine |
07/31/1985 | EP0150070A2 Commutatorless direct-current motor with a ironless stator winding |
07/30/1985 | US4532460 Pre-start rotor positioner for an electric vehicle |
07/24/1985 | EP0149228A2 Electric motor, in particular a commutatorless direct current motor |
07/23/1985 | US4531079 Brushless DC drive motor for signal recording means |
07/17/1985 | EP0148347A1 Brushless D.C. Motors |
07/16/1985 | US4529918 Collectorless direct current outer rotor motor |
07/16/1985 | US4529900 Brushless motor |
07/09/1985 | US4528485 Electronically commutated motor, method of operating such, control circuit, laundry machine and drive therefor |
07/09/1985 | US4528483 Multiple-shaft drive |
07/04/1985 | WO1985002951A1 D.c. motor |
07/03/1985 | EP0146673A1 Laundering machines |
06/26/1985 | EP0145913A2 Reactance commutated high resolution servo motor system |
06/18/1985 | US4524293 4-Pole electric motor |
06/04/1985 | US4521706 Tape driving capstan powered with a permanent magnet motor |
05/15/1985 | EP0141479A1 Brushless dc motor with improved starting |
05/14/1985 | US4517480 Tachogenerator for speed control of electric motors |
05/14/1985 | US4516912 Compressor arrangement for a heat pump installation |
05/09/1985 | WO1985002069A1 Commutator electric motor |
05/08/1985 | EP0140461A1 Simple brushless dc fan motor with reversing field |
04/24/1985 | EP0138000A1 Multi-phase electric machine |
04/17/1985 | EP0069751B1 Electric motors |
04/02/1985 | US4508998 Brushless disc-type DC motor or generator |
03/26/1985 | US4507590 Brushless DC motor |
03/26/1985 | CA1184596A1 Motor with redundant windings |
03/19/1985 | US4505031 Method of assembling an electric motor |
03/14/1985 | WO1985001158A1 Electric machine |
03/14/1985 | WO1985001130A1 Interlocking device for stepping motor |
03/12/1985 | US4504751 Fan with electronically commutated direct-current motor |
02/27/1985 | EP0133430A1 An improved brushless dc motor |
02/26/1985 | US4501997 Magnetization for brushless direct current outer rotor motor |
02/19/1985 | US4500824 Method of commutation and converter circuit for switched reluctance motors |
02/12/1985 | US4499407 Brushless DC motor assembly with improved stator pole |
01/29/1985 | US4496887 Direct-current brushless motor |
01/23/1985 | EP0131632A1 Three-phase brushless motor |
01/22/1985 | US4495464 Non-contacting, speed-detecting device of a direct-current generator type |
01/22/1985 | US4495450 Control device for brushless motor |
01/15/1985 | US4494028 Integral coaxial commutation and rotor magnets and apparatus and method for making same |
01/02/1985 | EP0130048A2 Permanent magnet motor |
01/01/1985 | US4491769 Rotary electric machine |
12/27/1984 | EP0129049A1 Electronically commutated D.C. motor |
12/19/1984 | EP0128520A2 DC tachometer |
12/19/1984 | EP0128518A2 Brushless DC tachometer |
12/19/1984 | EP0128468A2 Direct-current motor |
12/11/1984 | US4488076 Tachometer assembly for magnetic motors |
11/27/1984 | US4485310 Combination of a compression or expansion turbine engine and an electric motor |