Patents
Patents for H02K 7 - Arrangements for handling mechanical energy structurally associated with the machine, e.g. structural association with mechanical driving motor or auxiliary dynamo-electric machine (44,087)
10/1990
10/31/1990EP0394512A1 Device for limiting the axial clearance of the shaft of a motor drive
10/31/1990EP0307709B1 Device for detecting the rotation and/or for measuring the rotation speed of a small dc motor with permanent or electro-magnets
10/31/1990EP0227758B1 Pump unit
10/31/1990DE4013012A1 Cylindrical rotor electric motor with axial shaft displacement - spring loaded immobiliser with electromagnet coil centering the rotor for motor start up
10/31/1990CN1010217B Drive arrangement for tramming conveyor
10/30/1990US4965998 Mini hydro electric plant
10/30/1990CA1275630C Modular gearless elevator drive
10/26/1990CA2009361A1 Electric motor driven diaphragm pump
10/24/1990EP0265439B1 Electrical regulator
10/24/1990CN1010160B Miniature motor
10/23/1990US4965477 Integrated drive generator with permanent magnet generator on second shaft
10/23/1990US4964788 Hermetic terminal with terminal pin assemblies having fusible links and motor compressor unit including same
10/23/1990US4964785 Pump assembly
10/17/1990EP0392780A1 Multi-stage electric drive
10/17/1990EP0391939A1 Drives with double-rotating electric machines
10/17/1990CN2064128U Bidirectional cycling transmission deceleration motor
10/16/1990US4963780 Water driven generator for sanitary domestic installation
10/16/1990US4962829 Oil management tank system
10/16/1990US4962734 Electrically driven, circumferentially supported fan
10/16/1990US4962583 Tunnel type or dragon-gate type processing system assembled with selected elements and its related interface means
10/11/1990DE3915356A1 Electric motor with reduced vibration for acoustically sensitive area - has asymmetric air gap for generating magnetic side thrust on output shaft to minimise effect of pulsed torque variation
10/11/1990DE3911592A1 Shaded-pole motor (split-pole motor) having a reduction drive
10/11/1990DE3911040A1 Linear drive unit
10/11/1990DE3910888A1 Positioner drive
10/11/1990CA2014326A1 Multi-stage electric drive
10/10/1990EP0185765B1 Controlled radial magnetic bearing device
10/04/1990DE3910498A1 Tachogenerator having a rotor position transmitter for a three-phase servomotor with rotation-speed regulation and electronic commutation
10/03/1990EP0390587A1 Starter motor
10/03/1990EP0390553A1 Core and contact assembly for a coaxial engine starter
10/03/1990EP0389503A1 Electromechanical device for stopping a shaft in at least one position.
10/03/1990CN1045898A Movable rotor motor
09/1990
09/30/1990CA2013512A1 Circumferential motor
09/26/1990EP0389072A1 Sliding rotor motor
09/26/1990EP0388965A2 Brushless electric motor
09/25/1990US4959595 Rotating electric machine having a coil coaxial with rotating shaft
09/20/1990WO1990010970A1 Through type motor
09/19/1990EP0388142A1 Small-sized electric motor
09/19/1990CN1045490A Starter motors
09/19/1990CN1009693B Movable rotor electric machines
09/19/1990CN1009692B Electric motor including gear
09/18/1990US4958095 Starter-alternator for a vehicle engine
09/18/1990CA1274268A1 Bipolar stepping motor rotor and method of manufacture
09/13/1990DE3907558A1 Electric motor
09/12/1990EP0386771A1 Electromechanical linear actuator
09/12/1990EP0386429A2 Low speed brushless electric motor
09/12/1990CN2062129U Plantary gear speed-reducing starting motor
09/09/1990CA2007998A1 Low speed burshless electric motor
09/07/1990WO1990010337A1 Magnetic motor
09/05/1990EP0385203A1 Canned motor
09/05/1990EP0203174B1 In-line constant speed drive and generator
09/05/1990CN1045202A Direct cooled bore connector
09/04/1990US4954735 Linear actuator
09/04/1990US4954733 Coaxial starter
09/04/1990US4953663 Oil supply for integrated drive generator
09/04/1990CA1273586A1 Wide clearance motion imparting mechanism for use in the void of space
08/1990
08/31/1990CA2008427A1 Torque limited module
08/30/1990DE3905717A1 Drive arrangement for actuating a closing component
08/29/1990EP0384686A1 Small-sized electric motor
08/29/1990EP0384241A1 Direct cooled bore connector
08/28/1990US4952831 Device for waterproofing around terminal bolt
08/28/1990US4951518 Zero back lash phase adjusting mechanism
08/22/1990EP0383464A2 Pumps
08/22/1990EP0383353A2 Motor-operated valve
08/21/1990US4950932 Axial flow fan integral with electronically commutated motor
08/16/1990EP0381677A1 A gear assembly.
08/16/1990DE3904165A1 Self-starting synchronous motor
08/14/1990US4949022 Solid state DC fan motor
08/14/1990US4948996 Direct cooled bore connector
08/14/1990US4948091 Motor-operated valve
08/09/1990WO1990009052A1 Electric machine with vertical shaft
08/09/1990WO1990009051A1 Under-the-hub disk drive spin motor
08/08/1990EP0381602A1 Ration and translation control means for a tool or work piece holding spindle in an industrial robot or manipulator
08/08/1990EP0381575A1 Mechanical stabilisation system using single motor counter rotation
08/08/1990EP0380600A1 A work generating device driven by an electric motor
08/08/1990CN2060137U Vibration generator
08/07/1990US4947069 Low power magnetic tape reel motor and brake assembly
08/07/1990US4945811 Weapon system
08/02/1990DE4001273A1 Small motor for tape recorder - has frequency generator with cylindrical section in contact with circumferential surface of housing to detect RPM
08/01/1990EP0380246A1 Electric motor powered power steering arrangement with feature of decoupling motor from steering shaft
07/1990
07/31/1990US4945462 Zero-current switching DC to DC full-wave mode converter
07/31/1990US4945295 Operation confirmatory circuit for linear actuator
07/31/1990US4945271 Supporting device for generator on engine
07/31/1990US4945270 Moisture drain structure for a dynamoelectric machine and manufacturing method therefor
07/31/1990US4944748 Magnetically suspended and rotated rotor
07/31/1990US4944375 Reduction gearing device for a windshield wiper motor including a unidirectional brake
07/31/1990CA2008306A1 Mechanical stabilization system using counter-rotation and a single motor
07/26/1990WO1990008258A1 Starter motor
07/26/1990DE3941442A1 Liquid pump driven by electric motor for medium and high pressures - has single shaft for pump and electric motor e.g. for car washing
07/26/1990DE3901709A1 Electric motor
07/26/1990DE3901588A1 Vertically arranged rotor/crankshaft combination for a hermetic refrigerant compressor
07/18/1990EP0378251A2 Magnetically suspended and rotated impellor pump apparatus
07/18/1990CN1044018A Bore pack exciter cooling system
07/17/1990US4942321 Radial magnetic bearing system
07/17/1990US4941861 Interlocking shaft coupling
07/11/1990EP0377154A1 Bore pack exciter cooling system
07/10/1990CA1271509A1 Electric generator for use in turbocharger
07/03/1990US4938327 Motor-powered drive device
06/1990
06/27/1990EP0375396A1 Starter motors
06/27/1990EP0374739A1 A motor pump unit for a high-pressure cleaner
06/27/1990EP0215071B1 Overhead doors operating apparatus