Patents
Patents for H02K 41 - Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path (10,066)
06/1997
06/07/1997CA2183364A1 Linear voice coil retractor
06/05/1997DE19642374A1 Non-volatile data storage device for use in portable computers
06/05/1997DE19637953A1 Non-volatile data storage device for use in portable computers
06/05/1997DE19635290A1 Non-volatile data storage device for use in portable computers
06/03/1997US5635849 Miniature probe positioning actuator
06/03/1997US5635782 Magnetic eccentric motion motor
05/1997
05/29/1997WO1997019509A1 Platen for use with stages and method of making same
05/29/1997CA2237576A1 Launch pack
05/27/1997US5633551 Machine with transverse flux
05/21/1997EP0774826A1 Synchronous motor
05/20/1997US5631505 Moving coil linear actuator
05/15/1997DE19646728A1 Magnetic unit for linear motor
05/14/1997EP0620952B1 Lightweight high power electromotive device
05/13/1997US5629572 Linear pulse motor
05/09/1997WO1997016881A1 Device for connecting the electrically conducting jacket of a line to an earth lead
05/09/1997WO1997016880A2 Elongate stator for a linear motor and bundle of laminations for producing said elongate stator
05/07/1997DE19620221A1 Langstator für einen Linearmotor und zur Herstellung des Langstators bestimmtes Blechpaket Long stator for a linear motor and for the production of certain long stator lamination stack
05/06/1997US5627418 Combined linear-rotary stepping motor
05/06/1997US5626082 Emergency braking device for linear motor driven transport system
04/1997
04/30/1997CN1148909A Electric current generation apparatus
04/24/1997WO1997015108A1 Staggered pole switched reluctance motor
04/23/1997CN1148438A Reading/writing information on a storage medium
04/17/1997WO1997014209A1 Electrical machines having compensated field reaction
04/16/1997EP0768705A2 Stage apparatus and linear motor, and exposure apparatus and device production method using the stage apparatus
04/16/1997EP0768141A1 Punching machine
04/16/1997EP0671071B1 Stator-element for a linear-electrical-drive, door provided with a stator-element as such
04/16/1997CN2252447Y Multiple grade brush type linear direct-current motor
04/16/1997CN2252446Y Multipole guide groove linear direct-current motor
04/15/1997US5621583 Method and device for reading and writing magnetically encoded data on linear tracks
04/15/1997US5621261 Motor and/or generator operating on the reluctance principle
04/15/1997US5621259 Linear motor
04/10/1997WO1997013261A1 Magnet support sleeve for linear electromechanical transducer
04/08/1997US5619479 Translational bias-field device for a magneto-optical system
04/08/1997CA2127557C Lightweight high power electromotive device
04/02/1997EP0624286B1 Brushless dc motors/generators
03/1997
03/27/1997DE19638603A1 Travelling-field cable for three=phase AC winding of linear electric motor
03/20/1997WO1997010641A1 Linear motor driving type feeding device
03/19/1997EP0763881A2 Magnetic micro-mover
03/19/1997EP0763273A1 Electric current generation apparatus
03/19/1997EP0750780A4 Reading/writing information on a storage medium
03/18/1997US5613188 Interlaced conductor/back-iron secondary for induction motors
03/18/1997CA2034277C Cooling structure for linear induction motor
03/13/1997DE19620222C1 Earth connection device for linear motor inductor electric conductor
03/13/1997DE19533084A1 Gearing as swashplate and fixed disc
03/12/1997EP0761354A1 Tracking shears
03/12/1997EP0664934B1 Motor and/or generator working on the reluctance principle
03/11/1997US5610460 Magnetic eccentric motion motor
03/06/1997WO1997008806A1 Electric motor
03/05/1997EP0760550A1 Thermo-sensitive actuator and idle speed controller employing the same
03/04/1997US5608592 Head actuator
03/04/1997US5606791 Method of making a slotless electric motor or transducer
02/1997
02/27/1997WO1997007586A1 Interlaced conductor/back-iron secondary for induction motors
02/26/1997EP0707755A4 Swing-type actuator
02/25/1997US5606247 Mechanical gear drive system having integral electric power generation capability
02/25/1997US5606209 Magnetic eccentric motion motor
02/25/1997US5606206 Device for detecting the position of an optical or magnetic head used on linear motors
02/25/1997US5606205 Induction module for an asynchronous linear electric motor and method for manufacturing same
02/25/1997US5605462 Motion imparting apparatus
02/20/1997WO1997006356A1 Electromechanical variable valve actuator
02/20/1997DE19530341A1 Electrodynamic two=coordinate drive for generation of thrust in two directions e.g. for robotics engineering
02/18/1997US5603155 Method of manufacturing an iron core of a multi-phase linear motor
02/13/1997WO1997005688A1 Synchronous linear motor
02/13/1997CA2201303A1 Synchronous linear motor
02/12/1997CN1142662A Apparatus and method for suppression of electromagnetic interference
02/11/1997US5602431 Linear motor
02/11/1997US5601028 Vehicle driven by a linear motor
02/04/1997US5600189 Electromagnetic actuator having a cylindrical translation coil and a toroidal rotation coil, actuator unit comprising the actuator and a measurement system, and machine comprising the actuator or the actuator unit
01/1997
01/29/1997EP0667991B1 Electromechanical converter device producing linear motion
01/29/1997EP0641501B1 Variable reluctance drive system
01/29/1997CA2154912A1 Electromagnetic linear actuator with example apparatus attachable thereto
01/28/1997US5598386 Optimized linear motors for focus/tracking actuators in optical disk drives
01/28/1997US5598044 Linear motor
01/23/1997WO1997002647A1 Permanent magnet field pole for linear motors
01/23/1997DE19629193A1 Linear electromechanical motor/converter e.g. for absorbing wheel-spring force in motor vehicle
01/22/1997EP0755110A1 Electromagnetic induction driving method and device
01/22/1997EP0754366A1 Synchronous linear motor
01/14/1997US5592905 Electromechanical variable valve actuator
01/09/1997WO1997001215A1 Method and device for braking linear motors
01/08/1997EP0752045A1 Swing door for a passage used by people
01/02/1997EP0750780A1 Reading/writing information on a storage medium
12/1996
12/31/1996US5588312 Driving apparatus for needles of knitting machine
12/25/1996CN1138734A Optical disc system
12/19/1996WO1996041411A1 Electromagnetic actuator
12/19/1996DE19501595A1 Energy converter design e.g. for linear drives
12/19/1996CA2223158A1 Electromagnetic actuator
12/18/1996EP0748670A1 An actuation apparatus
12/18/1996EP0748419A1 Starter for drive assemblies, more particularly internal combustion engines, and process for operating it
12/18/1996EP0748235A1 Reciprocating pump arrangement
12/18/1996CN1138239A Double-sided interleaved flow non-sealed armature winding D.C. motor
12/18/1996CN1138191A Seek actuator for optical recording
12/17/1996US5585679 One-piece magnet return path assembly for a disk drive actuator
12/11/1996EP0746703A1 Process and device for active vibration damping
12/10/1996US5583723 Flux generator for a rotary actuator motor with an integrated actuator latch for a disk drive
12/10/1996US5582107 Weighing device for linear motor driven transport system
12/05/1996DE19511973A1 Magnetic field-guided precision linear drive for sub-micrometer range
12/04/1996EP0746085A1 Stepper motor
12/03/1996US5581422 Actuator with moveable coil and recording apparatus
12/03/1996US5579869 Secondary conductor of an elevator-driving linear induction motor
11/1996
11/28/1996WO1996037945A1 One-piece magnet return path assembly for a disk drive actuator
11/28/1996CA2221806A1 One-piece magnet return path assembly for a disk drive actuator
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