| 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) |
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| 10/27/1998 | US5828142 Platen for use with lithographic stages and method of making same |
| 10/27/1998 | US5828054 Focusing method and system for focus capture and focus control in optical disc system including detection of Quad Sum signal to close focus |
| 10/21/1998 | EP0872009A1 One-piece magnet return path assembly for a disk drive actuator |
| 10/20/1998 | US5825104 Small linear motor table |
| 10/15/1998 | WO1998045927A1 Unilateral transverse flux machine with a multi-strand design |
| 10/15/1998 | DE19714895A1 Einseitige Transversalflußmaschine in ein- und mehrsträngiger Ausführung Unilateral transverse flux in single and multi-strand design |
| 10/14/1998 | EP0871284A2 X-Y Table to move loads with high precision and very high dynamic |
| 10/14/1998 | EP0746703B1 Process and device for active vibration damping |
| 10/13/1998 | US5822156 Magnetic circuit of a coil motor |
| 10/07/1998 | EP0869340A2 A device for supporting and linearly moving a movable member |
| 10/07/1998 | EP0868962A2 Apparatus for moving a tool |
| 10/07/1998 | EP0868774A1 Electrical synchronous linear motor and method for determining the commutation offset of a linear drive with said electrical synchronous linear motor |
| 10/07/1998 | EP0868773A1 Attachment device for mounting and/or removing a primary coil block of a linear motor on a movable member |
| 10/07/1998 | EP0821596A4 Sealless rotary blood pump with passive magnetic radial bearings and blood immersed axial bearings |
| 10/06/1998 | US5818666 Linear drive motor apparatus for adjusting the relative position between and second yokes of a pair of magnetic circuits |
| 10/06/1998 | US5818177 Variable-reluctance synchronous electric linear actuator |
| 10/06/1998 | US5818144 Linear-type induction motor |
| 10/01/1998 | DE19712893A1 Asynchronous multi-coordinate drive |
| 09/30/1998 | EP0868012A1 Fully enclosed linear motor armature |
| 09/30/1998 | EP0868011A1 Fluid-cooled linear motor armature |
| 09/29/1998 | US5813110 For upsetting rivets |
| 09/22/1998 | US5809892 Web-threading or infeeding device for a machine processing web-shaped material, in particular a web-fed rotary printing machine, and method of threading a web of material into such a machine |
| 09/15/1998 | US5808980 Seek actuator for optical recording |
| 09/15/1998 | US5808382 Linear motor device for machine tool |
| 09/15/1998 | US5808381 Linear motor |
| 09/15/1998 | US5808379 Bi-directional linear drive motor |
| 09/15/1998 | US5808302 Fine positioning apparatus with atomic resolution |
| 09/15/1998 | US5808246 Triac drive for three-phase line-powered linear induction motor elevator door operator |
| 09/15/1998 | CA2101407C High-force linear motor assembly using tandem axes |
| 09/08/1998 | US5804901 Energy conversion device using permanent magnets |
| 09/08/1998 | US5804898 Electric motor utilizing magnetic energy of permanent magnet |
| 09/03/1998 | WO1998038723A1 Method of converting electrical energy into mechanical energy of rotating shaft and method of producing mechanical energy of rotating shaft |
| 09/01/1998 | US5801462 Linear motor and image reading apparatus |
| 09/01/1998 | US5799755 Linear motor transfer of cab horizontally between elevator and bogey platforms |
| 08/27/1998 | WO1998037624A2 Direct drive with internal sensors and a control device |
| 08/27/1998 | WO1998037616A1 Electromagnetic apparatus for producing linear motion |
| 08/27/1998 | WO1998037615A1 Apparatus for producing linear motion |
| 08/25/1998 | US5798590 Multi-degree-freedom electric motor |
| 08/25/1998 | US5798582 For use with an electrical power source |
| 08/20/1998 | WO1998035904A1 Linear motor for driving an elevator car |
| 08/19/1998 | EP0858965A1 Linear motor for driving an elevator car |
| 08/19/1998 | EP0858693A2 Elongate stator for a linear motor and bundle of laminations for producing said elongate stator |
| 08/19/1998 | EP0858690A1 Device for connecting the electrically conducting jacket of a line to an earth lead |
| 08/19/1998 | CN1190746A Straight line movement promoting device and optical equipment using it |
| 08/18/1998 | US5796703 Apparatus for controlling an electrical current passed to a writing device in an optical storage system |
| 08/18/1998 | US5796186 Linear motor |
| 08/13/1998 | WO1998035165A1 Motors, and bearings therefor |
| 08/13/1998 | DE19704504A1 Electric motor with sub-divided windings e.g. for drive- or feed-motor in machine tools |
| 08/11/1998 | US5793834 Method for detecting position of linear stepping motor and apparatus therefor |
| 08/11/1998 | US5793128 Encoder and motor with an encoder |
| 08/11/1998 | CA2135817C Combined linear-rotary stepping motor |
| 08/05/1998 | EP0856854A2 Electromagnetic actuators |
| 08/05/1998 | CN1189714A 直线电机 Linear Motor |
| 08/04/1998 | US5789892 XY drive apparatus equipped with a linear electromagnetic actuator |
| 08/04/1998 | US5789830 In-line rotational drive |
| 08/04/1998 | US5788171 Method and apparatus for detecting residual bobbin thread in a sewing machine |
| 08/04/1998 | CA2118341C Method of manufacturing an iron core of a multi-phase linear motor |
| 07/30/1998 | WO1998032377A1 Rotating mechanism for dental panorex |
| 07/30/1998 | DE19702348A1 Secondary magnetic circuit based on magnetic body with slots for asynchronous linear induction motor |
| 07/28/1998 | US5786936 Image stabilizing device |
| 07/22/1998 | EP0854561A2 Thermo-sensitive actuator and idle speed controller employing the same |
| 07/22/1998 | CA2195696A1 Fail-safe actuator with two permanent magnets |
| 07/21/1998 | US5783915 Linear actuating apparatus |
| 07/21/1998 | US5783878 Self-regulating electromagnetic levitation catapult |
| 07/21/1998 | US5783877 Linear motor with improved cooling |
| 07/15/1998 | EP0853313A2 Optical disc system |
| 07/15/1998 | EP0793870B1 Permanent magnet synchronous motor |
| 07/14/1998 | CA2122095C Linear pulse motor |
| 07/08/1998 | EP0852379A2 Method of changing rotational rate of storage medium from initial rate to desired rate |
| 07/08/1998 | CN1187267A Electromagnetic actuator |
| 07/07/1998 | US5777403 Voice coil motor with air guide and air bellows |
| 07/07/1998 | US5777402 Two-axis motor with high density magnetic platen |
| 07/02/1998 | DE19654664A1 Stator plate for planar hybrid stepper motor |
| 06/30/1998 | US5773941 Two-wire brushless DC motor control system |
| 06/24/1998 | CN1185410A High-performance linear induction motor driven door-operator |
| 06/24/1998 | CN1185409A Secondary-stage guiding system for lift-cabin door driven by linear induction motor |
| 06/23/1998 | US5770899 Linear motor |
| 06/17/1998 | EP0847613A1 Electric motor |
| 06/17/1998 | EP0594757B1 Electromagnetic apparatus for producing linear motion |
| 06/17/1998 | CN1184771A Flexible mounting of motor secondary in linear induction motor for driving elevator car doors |
| 06/16/1998 | US5768050 Hard disk drive using a rotary actuator and having an isolated voice coil motor |
| 06/16/1998 | US5767402 Material testing system having DC brushless linear motor |
| 06/10/1998 | CN1184370A Linear electric motor |
| 06/09/1998 | US5763966 Single plane motor system generating orthogonal movement |
| 06/09/1998 | US5763965 Linearly displaceable precision table |
| 06/04/1998 | DE19649357A1 Direct drive |
| 06/03/1998 | EP0845851A1 Synchronous linearmotor with passive stator |
| 06/03/1998 | EP0845170A1 Interlaced conductor/back-iron secondary for induction motors |
| 06/03/1998 | CN1183670A System for optimization of magnetizing current in linear induction motors |
| 06/02/1998 | US5761000 Data storage devices having a slim-type hard disk drive suitable for use in portable computers |
| 06/02/1998 | US5760500 XY table using a linear electromagnetic actuator |
| 06/02/1998 | US5758666 Reciprocating pump with imperforate piston |
| 05/28/1998 | WO1998023024A1 Electronically switched two phases reluctance machine |
| 05/27/1998 | CN1182713A Transversal reciprocative moving overhead trolley system |
| 05/27/1998 | CN1182712A Linear motor transfer of cab horizontally between elevator and bogey platforms |
| 05/26/1998 | US5757091 Permanent magnet field pole for linear motor |
| 05/26/1998 | US5756946 Flexible mounting of a motor secondary in a linear induction motor for driving elevator car doors |
| 05/26/1998 | CA2057978C Friction welder having an electromagnetic drive which produces orbital motion |
| 05/22/1998 | WO1998021810A1 Optical position-measurement device |
| 05/22/1998 | WO1998021715A1 Slotted flex circuit and outer return path for a disk drive actuator |