Patents
Patents for H02K 29 - Motors or generators having non-mechanical commutating devices, e.g. discharge tubes, semiconductor devices (10,091)
01/2002
01/08/2002USRE37503 Floppy disk drive device
01/08/2002US6336603 Food processing apparatus including magnetic drive
01/02/2002EP1168585A2 Sliding means with built-in moving-magnet linear motor
01/02/2002EP1166295A1 Method for determining the position of a moveable element in at least one main pole air gap in an electromagnetic actuator
01/02/2002EP0909477B1 Electronically commutated motor for direct drive of washing machine drum
01/02/2002EP0786024B1 Pulsed voltage surge resistant magnet wire
01/02/2002CN1077347C Self-starting brushless electric motor
01/01/2002US6335582 Permanent-magnet revolving electrodynamic machine with a concentrated winding stator
01/01/2002US6335578 Brushless DC motor
12/2001
12/27/2001WO2001099259A1 Electrical drive unit
12/27/2001US20010054851 Sliding means with built-in moving-magnet linear motor
12/26/2001CN2468219Y Electromagnetic drive power output apparatus
12/26/2001CN1327929A Moped equipped with manpower and electric drives
12/25/2001US6333576 Brushless motor for vehicle air conditioner
12/20/2001US20010053040 Index signal output device and floppy disk drive
12/20/2001US20010052733 Brushless motor having water draining portion
12/20/2001DE10122053A1 Motor e.g. for motor vehicle window, has rotation sensor element fixed to motor housing opposite sensor magnet for detecting motor speed
12/19/2001CN1327295A Electronic permanent magnet driving device
12/19/2001CN1327234A Address changing signal input device and soft disc driver
12/13/2001US20010051098 Brushless DC wet motor fuel pump with integral controller
12/13/2001DE10026467A1 Spindle motor for hard disc drives, has plate packet or entire stator at least partly molded with plastic centering casing that is directly centered on fixed shaft
12/12/2001CN2465377Y Ultrasmall dc brushless stator winding for fan
12/12/2001CN1326253A Spindle motor rotor, address varying signal output device and correspondent flexible disk drive
12/11/2001US6329736 Electronically commutated motor
12/11/2001US6328136 Drive machine for elevators with drive sheave position detector
12/06/2001US20010048264 Brushless DC motor having reduced cogging torque
12/06/2001US20010048254 Motor arrangement
12/06/2001DE10125005A1 Permanent magnet motor has additional grooves on surface of each stator pole shoe opposite a rotor pole shoe, setting with electrical angle of 72 degrees between rotor and stator
12/06/2001DE10026983A1 Knitter guide bar drive is a three-phase linear motor linked to the guide bar by a coupling rod and fitted with a linear measurement system to allow pattern changes without mechanical knitter conversion
12/05/2001EP1160960A1 Explosion proof motor assembly
12/05/2001CN2464009Y Brushless dc motor derectly driving washing machine
12/05/2001CN2464008Y Brushless dc motor derectly driving washing machine
12/04/2001US6326748 Brushless motor powered by DC power source
11/2001
11/29/2001US20010045786 Spindle motor rotor, index signal output device, and floppy disk drive having the same
11/29/2001DE10115082A1 Elektrische Servolenkvorrichtung An electric power steering device
11/27/2001US6323574 Polyphase motor and polyphase motor system for driving the same
11/27/2001US6323571 Rotary motor and production method thereof, and laminated core and production method thereof
11/22/2001WO2001089064A1 Motor equipped with rotation sensor
11/22/2001WO2001010002A3 Spindle motor for hard disk drive
11/22/2001US20010043806 Brushless DC motor sensor control system and method
11/22/2001DE10118072A1 Exchange of electric motor components during repair is facilitated by use of an additional EEPROM connected to components containing redundant data such data is checked with motor data to test its validity
11/21/2001EP1008225A4 High-power, low-voltage axial air-gap electrical machine having a compact stator
11/21/2001EP0650246B1 Brushless motor
11/21/2001CN2461200Y Brushless DC motor for direct driven washing machine
11/21/2001CN1323091A Comprehensive vehicle motor system
11/21/2001CN1075272C Electronic switched reluctance motor
11/20/2001US6321032 Brushless repulsion motor
11/20/2001US6320288 Brushless DC motor
11/15/2001WO2001086786A1 Electric motor utilizing convergence of magnetic flux
11/15/2001WO2001028074A3 An external rotor brushless dc motor
11/15/2001US20010040412 Radial gap, rotary yoke type brushless vibration motor
11/15/2001DE10033466A1 Bürstenloser Gleichstrommotor mit radialer Wicklung und einem radialen Luftspalt sowie ein Verfahren zur Herstellung der radialen Wicklung A brushless DC motor having a radial coil and a radial air gap as well as a method for producing the radial winding
11/15/2001DE10022150A1 Magnet piston motor and method for manufacturing it has permanent magnet glued to top of motor piston alternatively attracted and repelled by solenoid
11/15/2001CA2379120A1 Electric motor utilizing convergence of magnetic flux
11/14/2001EP1153472A1 Permanent magnet d.c. motor having a radially-disposed working flux gap
11/14/2001EP1016199B1 Stator for an electric motor, including for a brushless direct current motor
11/14/2001EP1005716B1 Separately excited electric machine
11/14/2001EP0923804A4 Methods and apparatus for improved dc motors and magnetic clutches
11/13/2001US6316853 Spindle motor assembly for disc drives
11/13/2001US6316848 Linear motor
11/13/2001US6315529 Cooling fan with anti deflection arrangement
11/08/2001WO2001084696A1 Brushless motor
11/07/2001EP1152516A2 Rotating electrical machine with concentration flux rotor and teeth-wound stator
11/07/2001EP1152152A2 Positioning device for a sensor element of a miniature fan
11/07/2001CN1320997A Resin moulded brushless DC motor and mfg. method thereof
11/06/2001US6313558 Electric rotary machine having concentrated winding stator
11/01/2001WO2001082455A1 Multipolar brushless motor
11/01/2001US20010035687 Vibration motor holding apparatus and portable electronic equipment having the same
10/2001
10/31/2001EP1149245A1 Fluid pump with a motor housing and a method for the production of a motor housing
10/31/2001CN1319935A Shaft motor with CD holder
10/30/2001USRE37426 Floppy disk dive device
10/30/2001US6310455 Positioning and actuating drive
10/30/2001US6310453 Drive circuit for a speed adjustable fan
10/25/2001US20010033742 Brushless DC motor
10/25/2001US20010033113 Rotating electrical machine
10/25/2001US20010033111 Resin molded brushless direct current motor and method of manufacturing the same
10/25/2001US20010033061 Spindle motor with sealing, flexible support film
10/25/2001DE10019736A1 Safety circuit for electronically commutated motors e.g. for electrically driven steering aid of car, has switches wired in series with windings of motor which prevent current flow through windings in case of fault
10/24/2001CN1318894A Energy-saving motor
10/24/2001CN1318892A Air feeding device
10/23/2001US6307337 Brushless dc motor assembly
10/18/2001WO2001022558A3 Electric motors
10/18/2001US20010031210 Blood pump having a magnetically suspended rotor
10/18/2001US20010031209 Blowing apparatus
10/18/2001US20010030481 Direct-current brushless motor, and polygon scanner and image forming apparatus having the same and a method thereof
10/18/2001US20010030480 Permanent magnet rotary machine and electric vehicle using the same
10/18/2001US20010030477 Small and flat motor, and apparatus using the same motor
10/17/2001EP0914171B1 Magnetically suspended miniature fluid pump and method of making the same
10/17/2001CN2454982Y Permanent-magentic brush-less Dc momental motor
10/17/2001CN1073303C Method and appts. for aligning rotor position transducer
10/17/2001CN1073302C Compressor
10/16/2001US6304045 Commutation of split-phase winding brushless DC motor
10/16/2001US6302826 Direct driving apparatus for an electric treadmill
10/16/2001US6302661 Electromagnetically suspended and rotated centrifugal pumping apparatus and method
10/11/2001WO2001076044A2 Reluctance motor and a method for controlling a reluctance motor
10/11/2001US20010028202 Stator winding for a variable speed brushless direct current (DC) Motor
10/11/2001DE10014982A1 Switched reluctance machine with magnetic rotor angle position sensors for a vehicle drive motor
10/11/2001DE10014825A1 Spindle motor has carrier film with soldering land to which one end of connection pin passing through hole in base disk, is soldered
10/10/2001EP1139837A1 Food processing apparatus including magnetic drive
10/10/2001CN2453598Y Brushless dc motor
1 ... 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 ... 101