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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08/31/1999 | US5945747 Apparatus for moving a tool |
08/26/1999 | WO1999043073A1 Linear stepper motor |
08/26/1999 | WO1999042245A1 Linear drive |
08/26/1999 | DE4143440C2 Electric motor with radial flux rotor |
08/26/1999 | DE19806832A1 Electrical linear actuator with cased carrier for use in e.g. framed hexapod machine tools offering six degrees of freedom |
08/25/1999 | EP0937328A1 Electromotive adjustable drive |
08/24/1999 | US5943194 Linear actuator |
08/24/1999 | US5942817 Linear motor having automatic armature windings switching at minimum current points |
08/24/1999 | CA2029698C Linear motor conveyance system |
08/19/1999 | WO1999041825A1 Linear motor |
08/17/1999 | US5939804 Linear actuator and optical equipment using the same |
08/17/1999 | US5939793 Starter for drive units, especially internal combustion engines, and process for operating the same |
08/10/1999 | US5936319 Wireless permanent magnet linear motor with magnetically controlled armature switching and magnetic encoder |
08/05/1999 | WO1999013681A3 Aerogels, piezoelectric devices, and uses therefor |
08/05/1999 | DE19803953A1 Direct drive with 4 axes of motion operating on hybrid stepper motor principle |
08/05/1999 | DE19803952A1 Direct drive with air bearing for linear, planar and rotary movement, operating on hybrid stepper motor principle |
08/05/1999 | DE19803951A1 Direct drive for linear and planar movements operating on hybrid stepper motor principle |
08/04/1999 | CN1044541C Lightweight high power electromagnetic transducer |
07/28/1999 | EP0819334B1 Pressurized air-gap guided active linear motor suspension system |
07/28/1999 | CN2331125Y Linear speed measurement generator |
07/27/1999 | US5929542 Micromechanical stepper motor |
07/27/1999 | US5929541 Synchronous machine |
07/22/1999 | WO1999019972A3 A linear electromagnetic machine |
07/22/1999 | DE19800410A1 Linear motor for rail borne vehicles |
07/20/1999 | US5925963 Magnetic circuit structure for a DC electrical machine having high resistance to cross magnetic flux |
07/20/1999 | US5925956 Stage construction incorporating magnetically levitated movable stage |
07/20/1999 | US5925943 Modular wireless linear motor |
07/20/1999 | US5924518 Linear drive electric assist steering system |
07/14/1999 | EP0928493A1 System and method for servo control of nonlinear electromagnetic actuators |
07/13/1999 | US5921149 System and process for active vibration damping |
07/08/1999 | DE19814129C1 Magnetic levitation railway mounting |
07/06/1999 | US5920539 Apparatus and method for suppression of electromagnetic emissions having a groove on an external surface for passing an electrical conductor |
07/06/1999 | US5920164 Brushless linear motor |
07/01/1999 | DE19756575A1 Electric installation motor with stator unit rotor windings surrounding magnet field carrying parts |
06/29/1999 | US5915323 For propelling a ship through a body of water |
06/24/1999 | DE19833418A1 Three-phase AC winding for stator of linear motor |
06/22/1999 | US5914836 Cantilevered support for the magnetic circuit of a disc drive voice coil motor |
06/17/1999 | DE19754921A1 Electric motor |
06/17/1999 | DE19754920A1 Electric motor |
06/16/1999 | CN2324697Y Moving-coil electromagnetic driving unit |
06/16/1999 | CN1219907A Sheet conveying system for rotary printer |
06/15/1999 | US5913091 Image reading apparatus |
06/09/1999 | EP0921525A2 Disk drive |
06/09/1999 | EP0808527B1 Electric machine |
06/09/1999 | CN2323508Y Cascade linear motor |
06/08/1999 | US5910720 Cross-shaped torsional spring |
06/08/1999 | US5910691 Permanent-magnet linear synchronous motor |
06/03/1999 | WO1999027635A1 Dynamo-electric machine rotating by electromagnetic induction such as it acts in linear electric motors |
06/03/1999 | WO1999026675A1 Blood pump drive mechanism |
06/02/1999 | EP0919079A1 Linear motor with improved coil design and heat removal |
06/01/1999 | US5909066 Linear motor apparatus employing linear motor as drive source |
06/01/1999 | CA2101402C Multi-axis linear motor positioner with y-axis supported at single end |
05/26/1999 | EP0918392A1 Linear motor |
05/26/1999 | EP0918327A1 Disk drive |
05/25/1999 | US5907455 Distributed spindle motor integrated with disc |
05/25/1999 | US5907202 Thermo-sensitive actuator and idle speed controller employing the same |
05/25/1999 | US5907200 Linear encoder |
05/25/1999 | US5907199 For use in a motor vehicle |
05/25/1999 | US5906311 Aluminum |
05/20/1999 | DE19753041A1 Servo-linear motor for driving pump |
05/20/1999 | DE19750743A1 DC motor |
05/19/1999 | EP0916038A1 Motion damper with electrical amplifier, and lithographic device with such a motion damper |
05/14/1999 | WO1999023744A1 Electromechanical transducer |
05/14/1999 | WO1999023388A1 Linear module |
05/12/1999 | EP0915553A2 Linear motor |
05/06/1999 | DE19829318A1 Linearmodul Linear Module |
05/04/1999 | US5901008 Voice coil driven positioner for coarse and fine positioning of magnetic head in multi-track tape drive |
05/04/1999 | CA2011401C Shaft conveyance system |
04/28/1999 | EP0910743A1 Linear compressor motor |
04/28/1999 | CN1215243A Shell secondary pole type pipe-shape straight-line induction motor |
04/27/1999 | US5898244 Dual-directional field coil actuator |
04/27/1999 | US5896951 Optimization of magnetizing current in linear induction motors |
04/22/1999 | WO1999019973A1 Electromagnetic apparatus for producing linear motion |
04/22/1999 | WO1999019972A2 A linear electromagnetic machine |
04/22/1999 | WO1999019971A1 Three-degrees-of-freedom motor |
04/22/1999 | CA2310024A1 A linear electromagnetic machine |
04/21/1999 | CN2315714Y High power factor straight line inductive motor |
04/15/1999 | WO1999018652A1 Improved brushless linear motor |
04/15/1999 | WO1999018650A1 Magnetic positioner having a single moving part |
04/14/1999 | EP0907515A1 Sheet conveyer for a rotary press |
04/13/1999 | US5894177 Segmented armature winding for a DC motor |
04/08/1999 | DE19811126A1 Magnetic disc drive for computers |
04/07/1999 | EP0845170B1 Interlaced conductor/back-iron secondary for induction motors |
04/07/1999 | EP0783662B1 Fine positioning apparatus with atomic resolution |
04/07/1999 | CN1213136A Information recording apparatus with voice coil motor and cover thereof |
04/01/1999 | WO1999016058A1 Improved rotary disc drive actuator |
03/31/1999 | EP0905869A2 Linear motor mechanism for exposure apparatus, and device manufacturing method using the same |
03/31/1999 | EP0905868A1 Low armature reaction X type magnetic circuit structure |
03/30/1999 | US5889341 Multi-functional apparatus employing a linear wiper |
03/30/1999 | US5889340 Elongate stator for a linear motor and bundle of laminations for producing said elongate stator |
03/30/1999 | US5887334 Method for splicing a linear stepper motor platen |
03/25/1999 | WO1999014842A1 Actuator with opposing repulsive magnetic forces |
03/25/1999 | WO1998058866A3 Elevator with linear rotor |
03/25/1999 | DE19739068A1 Elektromotorischer Verstellantrieb Electromotive adjustment |
03/24/1999 | EP0903004A1 Modular direct driving device and method for manufacturing an active component of same |
03/23/1999 | US5886432 Magnetically-positioned X-Y stage having six-degrees of freedom |
03/18/1999 | WO1999013681A2 Aerogels, piezoelectric devices, and uses therefor |
03/18/1999 | WO1999013557A1 Electromotive adjustable drive |
03/17/1999 | EP0901797A2 Sealless rotary blood pump |
03/17/1999 | CN2311098Y 直线电磁驱动装置 Linear electromagnetic driving apparatus |