Patents
Patents for H02K 26 - Machines adapted to function as torque motors, i.e. to exert a torque when stalled (685)
10/1990
10/16/1990US4962583 Tunnel type or dragon-gate type processing system assembled with selected elements and its related interface means
08/1990
08/29/1990EP0384495A2 Rotary drive device
08/08/1990EP0381575A1 Mechanical stabilisation system using single motor counter rotation
07/1990
07/31/1990CA2008306A1 Mechanical stabilization system using counter-rotation and a single motor
06/1990
06/28/1990DE3843646A1 Elektromagnetischer schalterantrieb Electromagnetic switch drive
06/27/1990EP0375050A1 Device comprising an actuator, method for use in the device, and system for controlling a gas or liquid flow, comprising the device
05/1990
05/23/1990EP0369514A1 Electrical actuator
11/1989
11/29/1989EP0274481B1 Two-axis force motor
11/23/1989EP0342733A2 Improvements in and relating to electromagnetic actuators
07/1989
07/25/1989US4850322 Method and apparatus for positioning a torque motor armature
07/04/1989US4845424 Rotary displacement motor
06/1989
06/29/1989WO1989006063A1 Electric motor with stop with magnetic locking and thermal flap for spatial vehicle controlled by such a motor
06/28/1989EP0322318A1 Electric motor having a stop member with magnetic locking, and thermal flap for a spacecraft controlled by such a motor
03/1989
03/28/1989US4816707 Limited angle torque motor with wide rotation poles
01/1989
01/10/1989US4796664 Two-axis force motor
01/03/1989US4795929 Rotary actuator
01/03/1989US4795925 Encoder motor having code wheel integral with rotor
07/1988
07/25/1988EP0274481A4 Two-axis force motor.
07/20/1988EP0274481A1 Two-axis force motor.
07/13/1988CN85104531B Globular rotor moment electric motor
05/1988
05/03/1988US4742322 Direct drive servovalve with rotary force motor
04/1988
04/06/1988CN87210553U Moment motor of continuous rotation block
03/1988
03/22/1988CA1234407A1 Torque motor having a coil with finite turning range
02/1988
02/10/1988EP0255736A1 Automatic tool exchange apparatus
02/09/1988US4724368 Multiple phase electronically commutated torque motor
01/1988
01/07/1988EP0251350A2 Electric motor
10/1987
10/08/1987WO1987006051A1 Two-axis force motor
08/1987
08/26/1987EP0233790A2 Rotary drive device
08/11/1987US4686397 Brush and commutator segment torquer motor
07/1987
07/22/1987CN86204987U Electric controller for window curtain
04/1987
04/22/1987EP0218968A2 Electromagnetic actuator
03/1987
03/17/1987US4650307 Electromagnetic actuator
03/03/1987US4647010 Combined torque motor and rotary flow control valve unit
03/03/1987US4647009 Electromagnetic rotary driving device
02/1987
02/17/1987CA1218101A1 Force motor with null centering and null position bias
02/10/1987US4642539 Torque motor with unlimited angular excursion
02/10/1987US4641812 Direct drive valve and force motor assembly including interchangeable stator assembly and alignment system or method
01/1987
01/27/1987US4639624 Torque motor having a coil with finite turning range
01/14/1987EP0208125A1 Automatic tool exchange system for machine tools
01/14/1987EP0208124A2 Improvement in stepper motors
01/14/1987EP0208123A1 Printed-circuit motor
01/07/1987EP0207298A1 Stepper motor
12/1986
12/30/1986EP0205989A2 Power transmission and braking system
12/30/1986EP0205988A1 Improvements in machine tools
12/10/1986CN85104531A Globular rotor moment electric motor
12/09/1986US4628220 Motor arrangement comprising at least three co-planar conical motors
11/1986
11/04/1986CA1213636A1 Limited angle torque motor with magnetic centering and stops
09/1986
09/16/1986US4612526 Torque motor with high torque poles and magnetic centering spring adjustment
07/1986
07/30/1986EP0188921A2 A combined torque motor and rotary flow control valve unit
07/15/1986US4600564 Machine for pulling monocrystals
07/09/1986EP0187038A2 Torque motor with high torque poles and magnetic centering spring adjustment
07/02/1986EP0186501A2 Limited angle torque motor with high stiffness and natural frequency
07/02/1986CA1207001A Limited angle torque motor
06/1986
06/24/1986US4596970 Limited angle torque motor with high stiffness and natural frequency
04/1986
04/22/1986CA1203557A1 Cone-shaped motor
04/02/1986EP0175903A1 Torque motor
03/1986
03/25/1986US4577832 Rotary driving apparatus
01/1986
01/29/1986EP0169578A2 Torque motor
11/1985
11/06/1985EP0160132A1 Limited angle torque motor
08/1985
08/28/1985EP0152675A2 Limited angle torque motor with magnetic centering and stops
08/13/1985US4535263 Electric D.C. motors with a plurality of units, each including a permanent magnet field device and a wound armature for producing poles
08/06/1985US4533891 Limited angle torque motor
06/1985
06/05/1985EP0143676A1 Single crystal pulling head
04/1985
04/17/1985EP0069751B1 Electric motors
04/09/1985US4510403 Limited angle torque motor with magnetic centering and stops
03/1985
03/26/1985US4507634 Force motor with null centering and null position bias
11/1984
11/07/1984EP0124335A2 Force motor with null centering and null position bias
07/1984
07/03/1984US4458228 Rotary positioning apparatus and associated methods, such as for a carburetor choke valve
04/1984
04/25/1984EP0106595A2 Multi-function machine tooling
03/1984
03/20/1984US4437354 Torquer assemblies for gyroscope apparatus
01/1984
01/24/1984CA1160861A1 Torque compensated electric motor
01/04/1984EP0097404A2 A motor arrangement comprising four coneshaped motors
10/1983
10/18/1983US4409940 Speed governor for internal combustion engines
05/1983
05/03/1983US4381875 Magnetic bearing and motor
02/1983
02/09/1983EP0071387A2 Torque compensated electric motor
02/08/1983US4373147 Torque compensated electric motor
01/1983
01/19/1983EP0069751A1 Electric motors.
10/1982
10/19/1982USRE31062 Limited-rotation motor with integral displacement transducer
08/1982
08/17/1982US4345228 Rotary actuator
08/05/1982WO1982002619A1 Electric motors
12/1981
12/01/1981US4303901 Electromagnetic fuel control element
02/1980
02/19/1980US4189699 Limited-rotation motor with integral displacement transducer
12/1979
12/25/1979US4179944 Fail safe redundant actuator
09/1978
09/05/1978US4110879 Method of making a limited-rotation motor with integral displacement transducer
04/1977
04/12/1977US4017706 Method of providing a torque motor with air gaps of equal length
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