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)
06/1992
06/30/1992US5126604 Linear motor conveyance system
06/17/1992DE4040116A1 Stator for linear motor with yoke core - which coacts with toothed laminations, inserted at 90 deg offset in core grooves
06/16/1992US5122702 Rotary voice coil motor with a flat coil
06/16/1992US5121537 Method of production of anchor-bonded composite structures
06/09/1992US5121016 Linear motor
06/03/1992EP0488805A2 Linear motor device having vibration reduction unit
06/02/1992US5118976 Controlled-drag voice coil magnetic actuator
06/02/1992CA1302528C Non-contact linear drive
06/02/1992CA1302479C Method and apparatus for controlling the carriage of a linear motor
05/1992
05/27/1992EP0486787A1 Multi-bar parallelogram-type positioner
05/26/1992US5117164 Linear driving apparatus
05/26/1992US5117136 Linear motor supporting apparatus for vehicles
05/26/1992US5117128 Motor with both stepped rotary and axial shift motions
05/26/1992US5115772 System for actuating valve in stepped movement
05/20/1992CN2105137U Linear reciprocating motor
05/19/1992US5114302 Apparatus for performing in-feed of working member to working station
05/13/1992EP0318484A4 System for using synchronous secondaries of a linear motor to biaxially draw plastic films
05/12/1992US5113099 Rotary actuator for magnetic recording
05/06/1992EP0483395A1 Brushless DC linear motor
05/06/1992EP0483147A1 Dielectric micromechanical element.
05/05/1992USRE33910 CNC turning machine
04/1992
04/30/1992WO1992007411A1 Motor and/or generator operating on the reluctance principle
04/29/1992EP0482321A1 A combined linear-rotary direct drive step motor
04/29/1992EP0482226A1 Motor and/or generator operating according to the reluctance principle
04/22/1992EP0481774A2 Two ends bidirectional conduction non-closing armature windings for DC motor
04/22/1992CN2102583U Secondary feeding straight motor curtain machine
04/21/1992US5107157 Linear guide apparatus
04/15/1992EP0480549A1 AC magnetic floating conveyor and operation method thereof
04/15/1992EP0480547A1 Magnetic levitating transportation system
04/15/1992CN2101967U Reel type linear induction motor
04/15/1992CN2101966U Secondary feeding type linear induction motor
04/14/1992US5105110 Linear induction motor secondary
04/14/1992US5105109 Support structure for a linear motor drive type of elevator
04/08/1992EP0479025A2 Device for the treatment of non-circular surfaces of work-pieces
04/02/1992WO1992005620A1 Tapered tooth lim stator laminations
04/01/1992EP0478142A1 Brushless motor
04/01/1992EP0266397B1 High speed precision drilling system
03/1992
03/27/1992CA2026297A1 Tapered tooth lim stator laminations
03/24/1992US5099158 Electromagnetic actuator
03/24/1992US5097591 Device for removing the winding of a linear motor
03/19/1992WO1992004721A1 Electromagnetic regulating device
03/12/1992DE4027706A1 Non-contact electric drive for wheeled vehicles - uses magnetic field forforce transmission on to wheels without mechanical intermediate steps
03/03/1992US5093596 Combined linear-rotary direct drive step motor
03/03/1992US5093590 Linear motor driven conveying apparatus
02/1992
02/26/1992CN2097471U Double-side linear motor
02/25/1992US5091665 Linear motors
02/25/1992US5090516 Elevator linear motor bus bar
02/25/1992CA1296410C Non-commutated linear motor
02/20/1992WO1991015333A3 Ultrafast electro-dynamic x, y and theta positioning stage
02/19/1992EP0471464A2 Linear motor driven elevator
02/19/1992EP0471059A1 Electromechanical vibration generator and device using it
02/18/1992US5088593 Conveyor belt with built-in magnetic-motor linear drive
02/11/1992US5087844 Linear motor
02/11/1992US5086904 Part supply arrangement
02/11/1992US5086881 Elevator driven by a flat linear motor
02/05/1992CN1058494A Tube-type linear motor
01/1992
01/29/1992EP0467943A1 Linear actuator.
01/28/1992US5084640 Eddy current brake with N impedence gaps
01/24/1992CA2047348A1 Flight simulator and motor for use therewith
01/23/1992DE4023067A1 Combined magnetic levitation system and linear drive - uses stator laminations divided into blocks with large windings
01/16/1992DE4022476A1 Electric cable for three=phase AC winding of linear motor - covers one phase by inner conducting layer surrounded by insulation and outer conducting layer
01/15/1992EP0466062A1 A pallet changer
01/14/1992US5081381 Electromagnetic actuator with linear control
01/14/1992US5080451 Drawer guide fitting
01/14/1992US5079825 Method of manufacturing composite structures
01/09/1992DE4021593A1 Magnetic pump using ferromagnetic powder - has two drops of ferromagnetic powder displaced around hollow ring via magnetic fields
01/07/1992US5079458 Magnetic helix non-contacting linear drive
12/1991
12/26/1991CA2041593A1 Variable force solenoid for a hydraulic control valve
12/25/1991CN1057240A Elevator with linear motor
12/24/1991US5075583 Brushless DC linear motor
12/18/1991EP0461733A2 High speed precision drilling system
12/18/1991EP0305474B1 Voice coil linear actuator
12/18/1991CN1057037A Linear motor elevator
12/17/1991US5073734 Cooling device for a linear motor inductor
12/17/1991US5073093 Scroll-type fluid handling machine
12/11/1991EP0460666A1 Electrically activated vehicle rearview mirror
12/11/1991EP0267925B1 Linear unit
12/10/1991US5072144 Moving-coil linear motor
12/05/1991DE4117801A1 Electric motor with radial flux rotor - has couple-producing stator and position or speed sensor
12/04/1991EP0459889A1 Voice coil type actuator
12/03/1991US5069422 Electromagnetic force valve driving apparatus
11/1991
11/28/1991DE4016948A1 Contactless magnetic guidance system esp. for sliding door - exploits mutual repulsion of like poles of radial permanent magnets at edges of mouldings and guide
11/27/1991EP0458295A2 Voice coil type actuator
11/27/1991EP0269649B1 Linear unit for handling devices
11/27/1991CN1056607A Electric motor with armature of discontinuous sheets
11/27/1991CN1056469A Elevator with linear motor
11/21/1991EP0457389A1 Electromagnetic drive system
11/21/1991EP0334901B1 Transverse flow machine in a collector arrangement
11/19/1991US5066897 Linear driving apparatus
11/13/1991EP0455632A1 Linear motor propulsion system.
11/12/1991US5064331 Vertical conveying apparatus
10/1991
10/30/1991EP0454183A1 Rotary electric motor
10/29/1991US5062095 Actuator and method of manufacturing thereof
10/23/1991EP0453328A2 D.C. motor with two axis of rotation, in particular for a view finder
10/17/1991WO1991015333A2 Ultrafast electro-dynamic x, y and theta positioning stage
10/17/1991WO1991012901A3 Electromechanical vibration generator and device using it
10/16/1991EP0451773A2 Linear motor
10/15/1991US5057723 Linear motor
10/09/1991EP0450288A2 Electrical linear motor
10/02/1991CN1054951A Passenger conveyor and treadboard construction for passenger conveyor