Patents
Patents for H02K 21 - Synchronous motors having permanent magnet; Synchronous generators having permanent magnet (17,141)
02/1996
02/28/1996CN1031162C Polyphase electromagnetic transducer with permanent magnet, in particular drive motor
02/27/1996US5495131 Parallel air gap serial flux A.C. electrical machine
02/22/1996DE4439494C1 Driven-rotor alternator e.g. for motor vehicle
02/21/1996EP0697759A1 Motor with gear reducer
02/21/1996CN2220704Y Improved flywheel generator
02/21/1996CN2220703Y No-core low-temp. auto-cold energy-saving motor
02/20/1996US5493161 Sealed magnetic fluid bearing for polygon mirror drive motor
02/15/1996DE4427323A1 Electric machine, with combined permanent magnetic and electric excitation, for battery-powered electric vehicles
02/14/1996EP0696835A1 One-phase synchronous motor fed by an AC network
02/08/1996WO1996003796A2 C-stator type segmented zoned field dc motor
02/08/1996DE4427337A1 Single-phase sync motor e.g. domestic washing machine, dryer of dish washer
02/07/1996EP0695662A1 A driving assembly for motor wheels and method of making the same
02/07/1996CN1116370A Synchronous generator of three-phase ac and multi-phase rectification symultaneous power supply
02/06/1996US5489811 Permanent magnet alternator
02/01/1996DE4425294A1 Fluid-actuated low output turbine combined with generator for electric powered water fitting
01/1996
01/31/1996EP0695018A1 Synchronous motor having a rotor with built-in magnets
01/31/1996CN2218989Y Double side magnetic pole permanent magnet ac generator
01/30/1996US5488287 Method of producing electrical energy by means of generators and use of the method in vehicles with anti-skid systems
01/24/1996EP0693234A1 Brushless d.c. motor
01/24/1996CN1115513A Miniature motor
01/24/1996CN1115512A Elevator motor
01/18/1996DE4424257A1 High-power centrifugal pump with single-phase sync. motor drive for dish washing machines
01/10/1996EP0691727A1 Electric motor excited by the use of permanent magnets, particularly for inner rotor or outer rotor motor
01/09/1996US5483116 Rotor for a rotating electric machine
01/09/1996US5483115 Electrical machine with directly bonded magnetic parts
01/04/1996DE4421594A1 Air-gap induction variation device for rotary or linear electrical machine
01/03/1996EP0597921B1 Polyphase electric machine with prefabricated winding layers
01/03/1996EP0552232B1 An electric power train for vehicles
01/03/1996CN2216721Y Magnetor for motor cycle
01/02/1996US5481143 Self starting brushless d.c. motor
12/1995
12/27/1995EP0688282A1 Bicycle lighting system and generator
12/26/1995US5477841 Magnetic ignition system
12/21/1995WO1995034935A1 Flat electric motor
12/21/1995WO1995034903A1 Device for actuating a control member
12/21/1995CA2169281A1 Device for actuating a control member
12/20/1995EP0688089A1 Integral refrigerator motor fan blades
12/14/1995WO1995034117A1 Versatile ac dynamo-electric machine
12/14/1995DE4419780A1 Annular stator with segmented toroidal winding for rotating machine
12/14/1995DE19504243A1 Vorrichtung zum Verstellen eines Stellgliedes Device for adjusting an actuator
12/12/1995US5475277 Differential torque motor
12/12/1995US5475274 Driving motor
12/07/1995WO1995033296A1 Radial-field electric micromotor, cylindrical body for use in the micromotor, method of manufacturing the micromotor, and axial-field electric micromotor
12/06/1995EP0685843A1 Low profile motor powered disk assembly for a recording/reproducing device
12/06/1995EP0685121A1 Field weakening for a doubly salient motor with stator permanent magnets
11/1995
11/30/1995WO1995032539A1 Micro motor and guide wire, in particular for guiding catheters, with such a micro motor
11/30/1995DE4418454A1 Synchronous machine external rotor design
11/28/1995US5470208 Fluid pump with magnetically levitated impeller
11/22/1995EP0682825A1 Multiphase electric machine with offset multipolar electric pole units
11/21/1995US5469421 Floppy disk drive device
11/16/1995DE19518215A1 Hydro-pump motor
11/15/1995CN1111849A Generator/motor combination
11/15/1995CN1111846A A rotor of a magneto generator
11/15/1995CN1111767A Electronic watch
11/08/1995CN1111413A Magnetic rotating apparatus
11/08/1995CN1111412A Outer rotor type brushless DC motor
11/05/1995CA2148514A1 Integral refrigerator motor fan blades
11/02/1995EP0680133A1 Electronically commutated direct current machine
11/02/1995EP0680132A1 Reaction force generating apparatus
11/02/1995EP0680131A2 Permanent magnet type rotating machine
11/01/1995CN1111041A A permanent magnet type rotating machine
10/1995
10/31/1995US5462763 Alternating layers of glass and conductive patterns configured to create rotating magnetic fields
10/26/1995DE4414067A1 Mini-multipurpose current generator
10/26/1995DE19507233A1 Transversal flux machine
10/25/1995EP0678968A2 A reconfigurable electric power train for vehicles
10/25/1995EP0678967A1 Rotor for permanent magnet motor
10/25/1995EP0678966A1 Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor
10/25/1995CN2211135Y Permanent-magnet conjugate dc. electric motor
10/19/1995WO1995027816A1 Wool-combing machine with individual electric drives to several spindles
10/18/1995EP0677914A1 Machine with transverse flux
10/18/1995EP0677176A1 Device for deflecting optical beams
10/12/1995WO1995027327A1 Self-adjusting airgap motor/generator for flywheel system
10/12/1995WO1995027326A1 Adjustable airgap motor/generator for flywheel system
10/12/1995DE19513736A1 Drive unit e.g. for vehicle
10/12/1995DE19509210A1 Kämmaschine mit elektrischen Einzelantrieben für mehrere Achsen Combing machine with electric drives for several axes
10/11/1995EP0676853A2 Variable reluctance start permanent magnet motor
10/11/1995EP0676357A2 Elevator motor
10/04/1995EP0675586A1 Flux controlled permanent magnet dynamo-electric machine
10/04/1995CN1109650A Electric generator
10/04/1995CN1109628A Fe-M-C magentic film and method of producing the same
10/03/1995US5455474 Magnetic motor construction
10/03/1995US5455473 Field weakening for a doubly salient motor with stator permanent magnets
09/1995
09/27/1995EP0673558A1 Rotor with hollow cylindrical permanent magnet
09/27/1995EP0564516B1 Electric motor
09/27/1995EP0561988B1 Motor having integral detent
09/26/1995US5453973 Disc driving device for storage disc
09/26/1995US5453972 Optical disk apparatus
09/26/1995US5453650 Face opposing type motor
09/20/1995CN1108824A Brush-less d.c wave generator
09/13/1995CN1029763C Numerical control full speed rare-earth synchronous motor
09/06/1995EP0670621A1 Electric motor with one stator and one rotor
09/06/1995EP0429625B1 Compact monophase electromagnetic actuator
09/05/1995US5448119 Spindle motor
08/1995
08/31/1995DE4414527C1 Electronically-commutated DC motor for vehicle propulsion drive
08/31/1995DE4405308A1 Radially layered iron core for electric motors and generators
08/30/1995EP0669699A1 Rotating electrical machine
08/29/1995US5446610 Disk storage device having a brushless DC drive motor
08/29/1995US5446325 Spindle motor and disk driving apparatus using the same
08/23/1995EP0668651A1 Flywheel-type power storage device
08/17/1995WO1995022195A1 Brushless d.c. motor
08/17/1995DE4404926A1 Vehicle brushless DC motor drive with electronic speed control