Patents for H02K 29 - Motors or generators having non-mechanical commutating devices, e.g. discharge tubes, semiconductor devices (10,091) |
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11/27/1984 | CA1178654A1 Induction type position system |
11/27/1984 | CA1178636A1 Brushless disc-type dc motor or generator |
11/21/1984 | EP0125502A1 Electronically commutated D.C. motor |
11/20/1984 | US4484115 Brushless motor |
11/14/1984 | EP0124547A1 A brushless direct current motor with inverted magnet cup |
11/13/1984 | US4482849 Method and device for alignment of a brushless d.c. motor |
11/13/1984 | US4482829 Brushless electric micromotor |
11/13/1984 | CA1177880A1 Bifilar bruhless dc motor |
11/06/1984 | US4481440 Permanent magnet brushless d-c motor with isolated sensor winding means |
11/06/1984 | US4481436 Electric motor, process for mounting, and wiring subassembly |
10/31/1984 | EP0123347A1 Collectorless direct current motor with electronic commutation |
10/24/1984 | EP0122677A1 Process for manufacturing an armature for an electric motor with electronic commutation, and armature manufactured by this process |
10/23/1984 | CA1176699A1 Dc motor windings commutated by magnetically controllable electronic switches |
10/16/1984 | US4476736 Transmission for a laundry machine |
10/10/1984 | EP0121007A1 A combined position sensor and magnetic actuator |
10/10/1984 | EP0120923A1 An improved magnetic motor tachometer assembly |
10/02/1984 | US4475068 Brushless direct current motor with magnetically operated commutating switch means |
09/19/1984 | EP0118471A1 Electric machine |
09/18/1984 | US4472665 Motor |
09/18/1984 | US4472664 Cross-linked switching circuit for producing a two-phase current drive for a bipolar brushless motor and a brushless motor including said switching circuit |
09/04/1984 | CA1173932A1 Position detecting signal generator |
08/30/1984 | WO1984003400A1 Redundant multiple channel electric motors and generators |
08/08/1984 | EP0115315A1 Power transmitting device in a copying machine |
08/08/1984 | EP0027799B1 Axial gap permanent magnet motor |
08/02/1984 | WO1984003007A1 An improved brushless dc motor |
07/31/1984 | US4463299 Capacitive sensor motor control system |
07/31/1984 | US4463291 Automatic control system and valve actuator |
07/31/1984 | US4463290 Induction type positioning system |
07/19/1984 | WO1984002810A1 Three-phase brushless motor |
07/10/1984 | US4459519 Electronically commutated motor systems and control therefor |
07/10/1984 | US4459502 Self-cascaded reluctance motor with axially laminated rotor |
07/03/1984 | US4458184 Brushless D.C. motor having asymmetrically positioned poles |
07/03/1984 | US4458167 D. C. Electric motor with improved stator and rotor structure |
06/26/1984 | US4456858 Permanent magnetic A.C.-D.C. motor |
06/26/1984 | CA1169944A1 Rotation speed signal detector |
06/20/1984 | EP0111443A1 Ventilator with an electronically commutated D.C. motor |
06/19/1984 | US4455516 Brushless motor |
05/22/1984 | US4450396 Electrically controlled synchronous machine |
05/10/1984 | WO1984001863A1 A brushless direct current motor with inverted magnet cup |
05/08/1984 | US4447751 Direct current motor |
04/25/1984 | EP0106595A2 Multi-function machine tooling |
04/18/1984 | EP0105687A1 Electronically commutated electric pump |
04/12/1984 | WO1984001477A1 An improved magnetic motor tachometer assembly |
03/28/1984 | EP0104030A2 Tape driving capstan |
03/28/1984 | EP0103821A2 Motor generator operating according to the reluctance principle |
03/27/1984 | US4438542 Disk storage drive |
03/20/1984 | US4438398 Position detecting signal generator |
03/20/1984 | US4438362 Self-starting, direct current motor with permanent magnets of varied magnetic strength |
03/20/1984 | US4437325 Laundry machine |
03/15/1984 | WO1984001062A1 Electric machine |
03/06/1984 | US4435673 DC Brushless motor and its driving control system |
03/06/1984 | US4434546 Method of making a core |
03/06/1984 | CA1163314A1 Hall element circuit for electronically commutating motor |
02/28/1984 | US4434389 Motor with redundant windings |
02/28/1984 | CA1162966A1 Fan with integral disc-shaped drive |
02/07/1984 | US4430603 Brushless direct current motor having a once-around pulse generating means |
01/31/1984 | US4429263 Low magnetic leakage flux brushless pulse controlled D-C motor |
01/31/1984 | US4429240 In a DC brushless motor |
01/03/1984 | US4424471 Electrical motor |
12/27/1983 | US4423359 Electric motor |
12/21/1983 | EP0096468A2 Ferrite permanent magnet electrical machine and the application thereof within vehicle traction drives |
11/30/1983 | EP0094978A1 Rotatable electrical machine |
11/24/1983 | WO1983004146A1 Annular, flat dc motor generator |
11/22/1983 | US4417200 Current control |
11/22/1983 | US4417186 Commutatorless electrical motor having sub magnetic poles |
11/22/1983 | US4417167 DC Brushless motor |
11/15/1983 | CA1157083A1 Control circuit for a self-starting electric motor |
11/02/1983 | EP0092751A1 Compressor unit for heat pump equipment |
09/20/1983 | US4405885 Brushless dc motor |
09/13/1983 | US4404504 High-efficiency, low-speed electric motor system |
08/16/1983 | CA1152145A1 Electric motor with rotational speed regulation |
08/16/1983 | CA1152142A1 Permanent magnet brushless d.c. motor with hall switch controlled commutation |
08/09/1983 | US4398134 Two-pulse permanent magnet brushless D-C motor |
08/02/1983 | US4396875 DC Motor |
08/02/1983 | CA1150962A1 Electronically commutated motor, stationary assembly and rotatable assembly therefor, lamination, method of making a core, laundry machine, transmission mechanism and drive therefor |
07/19/1983 | US4394594 Motor with a disk rotor |
07/05/1983 | US4392094 Brushless D-C motor |
06/28/1983 | US4390826 Laundering apparatus, method of operating a laundry machine, control system for an electronically commutated motor, method of operating an electronically commutated motor, and circuit |
06/14/1983 | USRE31278 Brushless D-C motor |
05/24/1983 | CA1147019A1 Motor energizing circuit including free-running diodes and demagnetization windings |
05/11/1983 | EP0078557A1 Direct current electrical machine, without brush, with a permanent magnet rotor |
05/03/1983 | US4382214 Direct current motor |
04/13/1983 | EP0076694A2 4-Pole electric motor |
04/13/1983 | EP0076519A2 Encoder with position detecting device |
03/08/1983 | US4376261 Two-pulse brushless d.c. motor |
02/23/1983 | EP0072597A2 Self-starting brushless D.C. motor |
02/15/1983 | US4374347 Brushless d-c motor system |
02/08/1983 | US4373148 Rotating electric machine having a toroidal wound motor winding |
02/08/1983 | CA1140984A1 Direct current motor with a dipole stator |
02/01/1983 | US4371817 Brushless, permanent magnet d-c pulse current controlled, essentially uniform torque dynamo electric machine, particularly motor |
01/19/1983 | EP0069751A1 Electric motors. |
01/18/1983 | US4369388 Direct current motor with non-superposed armature windings |
12/28/1982 | US4366405 Tachogenerator having stray flux cancelling output coils |
12/21/1982 | US4365187 Brushless D.C. motor |
12/14/1982 | US4364005 Brushless tachometer generator |
12/01/1982 | EP0065614A1 Fast reaction servo drive |
11/30/1982 | US4361789 Small D.C. motor |
11/30/1982 | US4361776 Coil assembly for flat brushless motor |
11/23/1982 | US4360753 Motor having concentric ring rotor |
11/23/1982 | US4360751 Fan with integral disc-shaped drive |