Patents for H02K 26 - Machines adapted to function as torque motors, i.e. to exert a torque when stalled (685) |
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10/16/1990 | US4962583 Tunnel type or dragon-gate type processing system assembled with selected elements and its related interface means |
08/29/1990 | EP0384495A2 Rotary drive device |
08/08/1990 | EP0381575A1 Mechanical stabilisation system using single motor counter rotation |
07/31/1990 | CA2008306A1 Mechanical stabilization system using counter-rotation and a single motor |
06/28/1990 | DE3843646A1 Elektromagnetischer schalterantrieb Electromagnetic switch drive |
06/27/1990 | EP0375050A1 Device comprising an actuator, method for use in the device, and system for controlling a gas or liquid flow, comprising the device |
05/23/1990 | EP0369514A1 Electrical actuator |
11/29/1989 | EP0274481B1 Two-axis force motor |
11/23/1989 | EP0342733A2 Improvements in and relating to electromagnetic actuators |
07/25/1989 | US4850322 Method and apparatus for positioning a torque motor armature |
07/04/1989 | US4845424 Rotary displacement motor |
06/29/1989 | WO1989006063A1 Electric motor with stop with magnetic locking and thermal flap for spatial vehicle controlled by such a motor |
06/28/1989 | EP0322318A1 Electric motor having a stop member with magnetic locking, and thermal flap for a spacecraft controlled by such a motor |
03/28/1989 | US4816707 Limited angle torque motor with wide rotation poles |
01/10/1989 | US4796664 Two-axis force motor |
01/03/1989 | US4795929 Rotary actuator |
01/03/1989 | US4795925 Encoder motor having code wheel integral with rotor |
07/25/1988 | EP0274481A4 Two-axis force motor. |
07/20/1988 | EP0274481A1 Two-axis force motor. |
07/13/1988 | CN85104531B Globular rotor moment electric motor |
05/03/1988 | US4742322 Direct drive servovalve with rotary force motor |
04/06/1988 | CN87210553U Moment motor of continuous rotation block |
03/22/1988 | CA1234407A1 Torque motor having a coil with finite turning range |
02/10/1988 | EP0255736A1 Automatic tool exchange apparatus |
02/09/1988 | US4724368 Multiple phase electronically commutated torque motor |
01/07/1988 | EP0251350A2 Electric motor |
10/08/1987 | WO1987006051A1 Two-axis force motor |
08/26/1987 | EP0233790A2 Rotary drive device |
08/11/1987 | US4686397 Brush and commutator segment torquer motor |
07/22/1987 | CN86204987U Electric controller for window curtain |
04/22/1987 | EP0218968A2 Electromagnetic actuator |
03/17/1987 | US4650307 Electromagnetic actuator |
03/03/1987 | US4647010 Combined torque motor and rotary flow control valve unit |
03/03/1987 | US4647009 Electromagnetic rotary driving device |
02/17/1987 | CA1218101A1 Force motor with null centering and null position bias |
02/10/1987 | US4642539 Torque motor with unlimited angular excursion |
02/10/1987 | US4641812 Direct drive valve and force motor assembly including interchangeable stator assembly and alignment system or method |
01/27/1987 | US4639624 Torque motor having a coil with finite turning range |
01/14/1987 | EP0208125A1 Automatic tool exchange system for machine tools |
01/14/1987 | EP0208124A2 Improvement in stepper motors |
01/14/1987 | EP0208123A1 Printed-circuit motor |
01/07/1987 | EP0207298A1 Stepper motor |
12/30/1986 | EP0205989A2 Power transmission and braking system |
12/30/1986 | EP0205988A1 Improvements in machine tools |
12/10/1986 | CN85104531A Globular rotor moment electric motor |
12/09/1986 | US4628220 Motor arrangement comprising at least three co-planar conical motors |
11/04/1986 | CA1213636A1 Limited angle torque motor with magnetic centering and stops |
09/16/1986 | US4612526 Torque motor with high torque poles and magnetic centering spring adjustment |
07/30/1986 | EP0188921A2 A combined torque motor and rotary flow control valve unit |
07/15/1986 | US4600564 Machine for pulling monocrystals |
07/09/1986 | EP0187038A2 Torque motor with high torque poles and magnetic centering spring adjustment |
07/02/1986 | EP0186501A2 Limited angle torque motor with high stiffness and natural frequency |
07/02/1986 | CA1207001A Limited angle torque motor |
06/24/1986 | US4596970 Limited angle torque motor with high stiffness and natural frequency |
04/22/1986 | CA1203557A1 Cone-shaped motor |
04/02/1986 | EP0175903A1 Torque motor |
03/25/1986 | US4577832 Rotary driving apparatus |
01/29/1986 | EP0169578A2 Torque motor |
11/06/1985 | EP0160132A1 Limited angle torque motor |
08/28/1985 | EP0152675A2 Limited angle torque motor with magnetic centering and stops |
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 |
08/06/1985 | US4533891 Limited angle torque motor |
06/05/1985 | EP0143676A1 Single crystal pulling head |
04/17/1985 | EP0069751B1 Electric motors |
04/09/1985 | US4510403 Limited angle torque motor with magnetic centering and stops |
03/26/1985 | US4507634 Force motor with null centering and null position bias |
11/07/1984 | EP0124335A2 Force motor with null centering and null position bias |
07/03/1984 | US4458228 Rotary positioning apparatus and associated methods, such as for a carburetor choke valve |
04/25/1984 | EP0106595A2 Multi-function machine tooling |
03/20/1984 | US4437354 Torquer assemblies for gyroscope apparatus |
01/24/1984 | CA1160861A1 Torque compensated electric motor |
01/04/1984 | EP0097404A2 A motor arrangement comprising four coneshaped motors |
10/18/1983 | US4409940 Speed governor for internal combustion engines |
05/03/1983 | US4381875 Magnetic bearing and motor |
02/09/1983 | EP0071387A2 Torque compensated electric motor |
02/08/1983 | US4373147 Torque compensated electric motor |
01/19/1983 | EP0069751A1 Electric motors. |
10/19/1982 | USRE31062 Limited-rotation motor with integral displacement transducer |
08/17/1982 | US4345228 Rotary actuator |
08/05/1982 | WO1982002619A1 Electric motors |
12/01/1981 | US4303901 Electromagnetic fuel control element |
02/19/1980 | US4189699 Limited-rotation motor with integral displacement transducer |
12/25/1979 | US4179944 Fail safe redundant actuator |
09/05/1978 | US4110879 Method of making a limited-rotation motor with integral displacement transducer |
04/12/1977 | US4017706 Method of providing a torque motor with air gaps of equal length |