Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02K - Dynamo-electric machines › H02K 19 - Synchronous motors or generators
Patents for H02K 19 - Synchronous motors or generators (6,576)
12/1998
12/02/1998EP0881744A2 Alternator for vehicle
12/02/1998EP0881743A2 AC generator for vehicles
12/02/1998EP0881742A2 AC generator for vehicles
12/02/1998CN1200591A Alternator for vehicle
12/01/1998US5844346 Low torque ripple switched reluctance motor
12/01/1998US5844343 Auxiliary starting switched reluctance motor
11/1998
11/25/1998EP0879496A2 Energy storage flywheel apparatus and methods
11/24/1998US5841212 Permanent magnet field type rotating machine
11/19/1998DE19813160A1 Cooling apparatus for electric motor, e.g. switched reluctance motor
11/18/1998EP0878047A1 Staggered pole switched reluctance motor
11/18/1998EP0687394B1 Improved process for manufacturing alternator pole piece
11/17/1998US5838087 Reluctance machine
11/12/1998WO1998050998A1 A motor
11/12/1998CA2288643A1 A motor
11/11/1998EP0876702A1 Integrated magnetic levitation and rotation system
11/11/1998EP0756775A4 Switched reluctance starter/generator
11/10/1998CA2018816C Cooling fan with reduced noise for variable speed machinery
11/03/1998US5831367 Line-start reluctance motor with grain-oriented rotor laminations
10/1998
10/29/1998WO1998048502A1 Improved electrical machine with double excitation
10/27/1998US5828155 Alternating current generator
10/27/1998US5828154 Reluctance motor
10/27/1998US5828153 Rotor for a reluctance machine
10/22/1998WO1998047216A1 Brushless polyphase transformer, in particular motor vehicle alternator
10/21/1998EP0872946A1 Polyphase brushless machine, especially automobile vehicle alternator
10/21/1998EP0872014A1 Vehicle electrical system
10/21/1998CN1196599A Connecting type brushless alternating-current generator
10/20/1998US5825114 Perforated cupper alloy
10/20/1998US5825112 Doubly salient motor with stationary permanent magnets
10/15/1998DE19733208C1 Circuit arrangement for three=phase generator for motor vehicle
10/14/1998CN1195917A Apparatus for sensing position of switched reluctance motor
10/08/1998WO1998044615A1 Electronically commutated pole-changing motor
10/07/1998EP0869601A2 Motor arrangement
10/07/1998EP0868771A1 Variable reluctance motor systems
10/07/1998EP0868770A1 Basic module for a discoidal electric machine, and corresponding electric machine
10/06/1998US5818140 Synchronous reluctance electrical motor having a low torque-ripple design
10/06/1998US5818137 Integrated magnetic levitation and rotation system
09/1998
09/30/1998EP0867226A2 Laboratory centrifuge with electric motor
09/29/1998CA2071542C Multiple-stator induction synchronous motor
09/24/1998DE19731313A1 Large size variable speed synchronous motor e.g. for power station
09/23/1998EP0866547A1 Electronic commutation of the winding of a reluctance motor
09/23/1998EP0866542A2 Rotor of rotary machine having claw poles and auxiliary permanent magnets
09/23/1998EP0866539A1 Electric rotating machine excited by coils, permanent magnets or double excitation
09/22/1998US5811907 Small generator
09/22/1998US5811905 Doubly-fed switched reluctance machine
09/17/1998WO1998040959A1 Ac power generating system for vehicle
09/17/1998WO1998040952A1 Rotor core for reluctance motor
09/16/1998EP0865153A1 Variable load inductance compensation for motor drive circuits
09/15/1998US5808450 Special alternator assembly with an inherent ballast impedance characteristic for lighting systems
09/15/1998US5808389 Apparatus and method for starting a single-phase variable reluctance motor
09/09/1998EP0862809A1 Externally-wound stator with improved magnetic transition
09/02/1998CN2290146Y Silicon rectifier generator without external power
09/02/1998CN2290145Y Three-phase generator
09/01/1998US5801478 Reluctance type synchronous motor
08/1998
08/27/1998WO1998037623A1 Method and apparatus for compensating a line synchronous generator
08/26/1998EP0860936A2 Transfer of electrical energy
08/26/1998CN1191640A Self-starting brushless electric motor
08/25/1998US5798594 Brushless synchronous rotary electrical machine
08/25/1998US5798586 Liquid cooled A.C. generator for use in vehicle
08/20/1998WO1998025330A3 An electric machine
08/18/1998US5796240 Power unit and electronic apparatus equipped with power unit
08/18/1998US5796233 Multiple-stator induction synchronous motor
08/18/1998US5796201 Rotor of an AC generator for a vehicle
08/13/1998DE19704576A1 Switched reluctance motor e.g. as automobile windscreen wiper motor
08/12/1998CN2287759Y Brushless generator of motocycle
08/12/1998CN1190275A Device for mechanically assembling and electrically connecting together two subassemblies of alternator, in particular for motor vehicle
08/11/1998US5793143 Rotor for an electrical machine
08/11/1998US5793139 Electric motor having stator's salient poles of the stator slightly shifted from salient poles of the rotor
08/11/1998CA2101600C Insert molded terminal for alternator
08/06/1998WO1998015049A3 Reduced noise reluctance machine
08/04/1998US5789832 Alternator rotor shaft
07/1998
07/28/1998US5786652 Magnetoelectric rotor with claws and non-magnetic spacers interposed therebetween
07/22/1998EP0853735A1 Rotodynamic machine for conveying a fluid
07/22/1998CN1188342A Non-groove synchronous generator
07/22/1998CN1188341A Non-groove static excitation synchronous generator
07/21/1998US5783891 Brushless synchronous machine
07/16/1998WO1998031089A1 Generator for internal combustion engine
07/14/1998US5780996 Alternating current generator and schottky barrier diode
07/14/1998US5780949 Reluctance machine with auxiliary field excitations
07/14/1998CA2101604C Regulator and brush holder assembly
07/07/1998US5777408 Exciter current line in the rotor of an electric machine
07/07/1998US5777407 Alternator for vehicle
07/01/1998EP0851559A1 Electric machine of the synchronous type
06/1998
06/30/1998US5773906 Brush and slip ring arrangement of an AC generator
06/25/1998DE19654330A1 Multi-function regulator for generator esp. alternator in motor vehicle
06/24/1998CN1185868A Hybrid alternator having voltage regutator
06/23/1998US5770909 Wound rotor synchronous motor-generator and field control system therefor
06/23/1998US5768763 Method and apparatus for grooving on rotor
06/17/1998EP0848475A1 Rotor for synchronous motor
06/17/1998CN1038800C Connection of superposition method for rotor winding of synchro-motor
06/11/1998WO1998025330A2 An electric machine
06/10/1998CN2283945Y Synchro motor de-excitation control device
06/10/1998CN1184359A Field coil winding structure on stator core in motor
06/09/1998US5764036 Multiple output decoupled synchronous generator and electrical system employing same
06/09/1998US5763968 Alternator for vehicle
06/04/1998WO1998024167A1 Switched reluctance electric motor
06/04/1998DE19753670A1 Field coil winding arrangement for e.g. vacuum cleaner motor stator
06/02/1998US5760519 Stator for electric machine and lamination thereof
06/02/1998US5760507 Electrical generating system for a motor vehicle
05/1998
05/28/1998WO1998023024A1 Electronically switched two phases reluctance machine
05/27/1998EP0734607B1 Electric machine, in particular rotary current generator
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