Patents
Patents for H02K 11 - Structural association with measuring or protective devices or electric components, e.g. with resistor, with switch, with suppressor for radio interference (17,781)
11/1987
11/04/1987CN87102991A Electronic assembly for frushless exciter
10/1987
10/28/1987EP0242726A1 Mounting device for electric components in a brushless excitation device
10/21/1987EP0242107A2 Dynamic air gap measuring device for use with rotating electrical machinery
10/20/1987US4701828 For alternators
10/20/1987US4701653 Disk drive with internal brake and static discharge
10/14/1987EP0241262A2 Acoustic monitor for rotary electrical machinery
10/07/1987EP0240069A2 Device for compensating variations of the driving moment of a one-phase synchronous motor
10/07/1987EP0240068A2 Small household appliance driven by a one-phase synchronous motor
10/07/1987EP0239678A1 Process and apparatus for the detection and localization of localized overheating in fluid-cooled electric windings of electric machinery
10/07/1987EP0239670A2 Motor-driven machine with torque adjustment, in particular an electrical hand tool
10/06/1987US4698756 Generator stator winding diagnostic system
09/1987
09/24/1987WO1987005755A1 Device for detecting the rotational position of rotor of motor
09/24/1987DE3609380A1 Handle for hand-held and/or stationary electrical tools
09/24/1987DE3608534A1 Device for automatically cutting off an electric motor
09/23/1987EP0238080A2 Alternator for automobile
09/15/1987US4694235 Capacitive position sensor
09/15/1987US4694211 In a motor vehicle
09/09/1987EP0235735A1 Portable electric tool
09/09/1987EP0235443A1 Improvements in or relating to electric motors and components therefor
09/02/1987EP0234167A1 Irregularities detector at motors supplied by direct current
08/1987
08/27/1987DE3605899A1 Magnetic coupling with blocking monitoring
08/26/1987EP0233540A1 Arrangement and circuit for the electrical commutation of field windings
08/25/1987US4689546 Internal armature current monitoring in large three-phase generator
08/20/1987DE3604675A1 Drive motor for an apparatus (appliance)
08/18/1987US4687990 Brush potential curve tracer
08/18/1987US4687981 Stepping motor
08/12/1987EP0231785A2 Vehicle mounted a.c. generator
08/12/1987EP0231385A1 Motor equipped with pulse encoder
08/11/1987US4686401 Switch assembly for electrical machinery
08/04/1987US4684838 Electric motor with deformable disk brake
07/1987
07/29/1987EP0230287A2 A magnetic rotary sensor
07/29/1987CN87100356A Magnetic rotation sensor
07/28/1987US4683390 Terminal structure for an automotive AC generator
07/28/1987CA1224841A1 Rotating rectifier assembly
07/23/1987DE3602606A1 Automatic washer drive having a three-phase motor which is supplied via a converter
07/22/1987EP0229178A1 Generator rotor cooling
07/21/1987US4682103 Circuitry for testing generator output
07/16/1987WO1987004276A1 Motor system
07/15/1987EP0228873A1 Rotary electrical machine
07/14/1987CA1224238A1 Electric motors and method of manufacturing and operating same
07/08/1987EP0228012A1 Internal armature current monitoring in large three-phase generator
07/08/1987CN86108255A Internal armature current monitoring in large three-phase generator
07/07/1987CA1223920A1 Electric drive for vehicle windows or roof panel
07/01/1987EP0227333A2 Apparatus for sensing direction of rotation
06/1987
06/30/1987US4677329 Sub-assembly for electric motor with stator terminal connection means
06/24/1987EP0226300A1 Protective device for enclosed type motor compressor
06/24/1987EP0226180A1 Internal common neutral bus in large three-phase generator
06/24/1987EP0225999A1 Bearing associated with means for determining rotational speed
06/24/1987CN86107515A Internal common neutral bus in large three-phase generator
06/16/1987US4673837 Motor brush assembly
06/16/1987EP0225358A1 Hydraulic microturbolalternator
06/10/1987EP0224689A1 Device for monitoring the temperature of direct current shunt dynamos for rotary printing machines
06/09/1987US4672248 High speed brushless dynamoelectric machine with improved control wheel assembly for excitation system components
06/04/1987WO1987003431A1 Electric generator cooling arrangement
06/04/1987DE3542542A1 Disc drive
06/04/1987DE3542400A1 Arrangement for radio suppression of electrically operated drive motors, especially in domestic apparatuses
06/04/1987DE3541639A1 Device for stabilizing the rotation speed of a process machine which is driven by a commutator/series-wound motor
06/03/1987EP0224053A2 Wiring device for the motor of an electric machine tool
06/02/1987US4670678 Rotating rectifying device for the excitation of a synchronous machine
06/02/1987CA1222544A1 Brushless exciter with zero-gravity rectifier assembly
06/02/1987CA1222539A1 Brushless dynamoelectric machine with improved control wheel assembly
05/1987
05/27/1987EP0223676A1 Rotation driving system for at least one magnetic disc, and electrical motor included in this system
05/27/1987EP0223109A1 Centrifugal pump or ventilator
05/27/1987DE3638540A1 Shaded-pole motor (split-pole motor)
05/27/1987CN86107716A Miniature motor
05/26/1987US4668898 Electronically commutated motor
05/21/1987WO1987003149A1 Cross-flow cooling fan device
05/21/1987WO1987003049A1 Cross-flow cooling fan device
05/21/1987DE3538942A1 Field plug for an electric motor
05/19/1987US4667264 Apparatus for controlling the starting of a three phase load with its normal phase sequence
05/14/1987DE3538949A1 Entstoerschaltung Suppression circuit
05/13/1987EP0221459A2 Axial-flow fan apparatus
05/13/1987EP0221304A1 Closed-type commutator motor
05/07/1987WO1987002840A1 Interference suppression circuit
05/07/1987DE3538941A1 Field plug for an electric motor
05/05/1987US4663549 Fan motor with a fan frame formed in part by a portion of a motor base
04/1987
04/28/1987US4661734 Dynamoelectric machine
04/28/1987US4661733 DC motor
04/28/1987US4661732 Safety device for a centrifugal actuator assembly
04/28/1987US4661731 Shield for fan motor for reducing structureborne noise and the external magnetic field
04/28/1987CA1221129A2 Hand tool reversing switch with rotatable spaced apart resilient contacts
04/23/1987DE3537144A1 Slotted-tube pump
04/22/1987EP0219411A1 Back-geared motor for simultaneously driving two components
04/22/1987EP0219139A1 Machine for the automatic testing of electric motor rotors
04/21/1987CA1220603A1 Functional unit for a motorized electrical appliance
04/15/1987EP0218484A2 Electric motors
04/14/1987US4658321 Thermal overload protection apparatus for a commutator or slipring motor
04/14/1987US4658312 Disk storage drive
04/14/1987US4658164 Vehicle generator
04/07/1987US4656379 Electrical machine
04/07/1987US4656378 Motor stator and connector for making connections to stator windings
04/02/1987DE3534883A1 Plastic connecting device which can be fixed on the stator laminate stack (core) of a miniature (small) electric motor
04/01/1987CN85109500A Electric motors
03/1987
03/26/1987DE3533750C1 Explosion-proof and/or flameproof electrical power supply unit having an alternator which is driven by compressed air
03/10/1987US4649304 Interconnection system for electrical motors
03/05/1987DE3531309A1 Brush arrangement for commutator motors
03/04/1987EP0211889A1 Low-power intermittent hanging planter rotator
03/04/1987CN86104790A Generator stator winding diagnostic system
03/03/1987US4647803 Electric motor, particularly a brushless direct current motor
02/1987
02/24/1987US4646195 Motor protector particularly suited for use with compressor motors