Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02K - Dynamo-electric machines › 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
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)
09/2003
09/18/2003US20030173162 Linear drive
09/18/2003US20030172764 Lift/swivel drive
09/17/2003EP1344302A1 Linear electric motor powered by three-phase alternating current
09/12/2003WO2003074870A1 High frequency linear-force electric motor
09/12/2003WO2003052900A3 Hybrid linear motor driven transportation system
09/10/2003CN1441988A 密封线性电动机 Sealed linear motor
09/10/2003CN1120799C Elevator
09/03/2003CN1440585A Reciprocating motor
09/03/2003CN1440112A Driving devices
09/03/2003CN1120482C Objective driving device and making method thereof
09/02/2003US6614628 Moving coil micro actuator with reduced rotor mass
09/02/2003US6614137 Linear motor, driving and control system thereof and manufacturing method thereof
08/2003
08/28/2003WO2003071660A2 Linear motor with magnet rail support
08/28/2003WO2003026345A3 Linear voice coil actuator with a latching feature
08/28/2003US20030160524 Cooling apparatus for linear motor
08/28/2003US20030160521 Reciprocating motor
08/28/2003US20030160126 Single coil of coil unit for linear motor, method and device for winding and forming the same, and method for forming and fabricating coil unit
08/27/2003EP1339161A2 Linear transmission device
08/27/2003CN1438403A Double-driven oil-pumping machine
08/27/2003CN1119687C Linear electromagnetic driving apparatus and use of same for lens adjustment
08/21/2003US20030155821 Displacement device
08/21/2003US20030155820 Magnetically shielded linear motors, and stage apparatus comprising same
08/21/2003US20030155819 Drive unit
08/21/2003US20030155818 Coil unit for linear motor
08/21/2003US20030155817 Super conducting action motor (acronym SCAM): electrical apparatus for generating a one-directional (ie reactionless) force, with applications in space vehicle propulsion
08/21/2003US20030155194 Hybrid pneumatic-magnetic isolator-actuator
08/20/2003CN1437788A Bobbin for reciprocating motor and fabrication method thereof
08/20/2003CN1118837C Method for cutting rare earth alloy with scroll saw and method for producing rare earth alloy plate
08/19/2003US6608732 Damper for disc drive voice coil motor
08/19/2003US6608408 Linear electromagnetic machine
08/19/2003US6608407 Linear motor armature
08/14/2003WO2003067923A2 Transducer motor/generator assembly
08/14/2003WO2003029651A3 Synchronous machine design and manufacturing
08/14/2003US20030151314 Two-phase excitation linear motor
08/13/2003CN1436390A Mover assembly of reciprocating motor and fabrication method thereof
08/13/2003CN1118126C Linear motor stator made of crossed iron core laminations
08/12/2003US6606578 System and method for electromagnetic propulsion fan
08/12/2003US6604863 Actuator mechanism for precision alignment of optical components
08/12/2003US6604363 Matching an acoustic driver to an acoustic load in an acoustic resonant system
08/07/2003WO2003065555A1 Method for improving a permanent magnet synchronous motor
08/07/2003WO2003065554A1 Bearing surface layer for magnetic motor
08/07/2003WO2003064310A1 Elevator, particularly for transporting passengers
08/07/2003US20030147570 Low cost fluid dynamic bearing motor
08/07/2003CA2472743A1 Elevator, particularly for transporting passengers
08/06/2003EP1333327A2 Stage system
08/06/2003EP1332544A1 Linear electric motor for machine tool
08/06/2003EP1332543A2 Linear motor and method of producing the same
08/06/2003EP0916038B1 Motion damper with electrical amplifier, and lithographic device with such a motion damper
08/05/2003US6603562 Two-dimensional positioning apparatus and method for measuring laser light from the apparatus
08/05/2003US6603224 Linear motor stator assembly piece
07/2003
07/31/2003WO2003063325A1 Linear motor armature and linear motor
07/31/2003WO2003063324A1 A permanent magnetic stepping motor
07/31/2003US20030141769 Linear motor, stage apparatus, exposure apparatus, and device manufacturing apparatus
07/31/2003US20030141768 Linear motor
07/30/2003EP1330864A2 Xyz-axes table
07/30/2003EP1330585A1 Door system
07/30/2003CN1433127A 线性电动机 Linear motors
07/29/2003US6600399 Transducer motor/generator assembly
07/24/2003WO2003060931A1 Linear voice coil actuator with planar coils
07/24/2003WO2003060364A1 Method and system for propelling a sliding body by means of a bi-directional, linear magnetic drive
07/24/2003WO2001041287A3 Asynchronous motors having simple rotor structures
07/24/2003US20030137377 Apparatus for commutation of a helical coil launcher
07/24/2003US20030137209 Bobbin for reciprocating motor and fabrication method thereof
07/24/2003US20030137199 Linear motor assembly and a method for mounting said assembly
07/23/2003EP1329015A1 Linear motor
07/17/2003US20030132672 Linear motor
07/17/2003US20030132671 Apparatus for precisely driving X-Y stages using VCM
07/16/2003CN1430805A Permanent magnet synchronous linear motor
07/15/2003US6594517 Method and apparatus for generating controlled torques on objects particularly objects inside a living body
07/15/2003US6591756 Transport system
07/10/2003WO2003056690A1 Electric machine
07/10/2003US20030127917 Transverse flux linear motor with permanent magnet excitation
07/10/2003US20030127916 Linear voice coil actuator with planar coils
07/10/2003US20030127915 Coil construction for voice coil motor
07/09/2003CN2560156Y Straight line propeller
07/08/2003US6590355 Linear motor device, stage device, and exposure apparatus
07/02/2003EP1322389A1 Gripping device with electromagnetic actuating means
07/02/2003CN1427534A 直线电机 LIM
07/01/2003US6584671 Simple, low cost manufacturing of strong, weather resistant assembly
06/2003
06/26/2003WO2003052900A2 Hybrid linear motor driven transportation system
06/26/2003US20030117026 Moving-magnet linear motor, aligner and apparatus provided therewith, and method for manufacturing devices using the same
06/25/2003EP1322027A1 Moving-magnet linear motor, aligner and apparatus provided therewith, and method for manufacturing devices using the same
06/25/2003EP1321222A1 Tri-axial handling apparatus
06/25/2003EP1320918A1 Transportation system with linear motor
06/24/2003US6583637 Load-control-type actuator
06/19/2003US20030113232 Tri-axial handling apparatus
06/19/2003US20030111923 Notched magnet for use in voice coil actuators
06/19/2003US20030111916 Linear motor and method to manufacture said linear motor
06/19/2003US20030111915 Linear motor and method to manufacture said linear motor
06/19/2003US20030111914 Linear motor
06/19/2003US20030111913 Mechanism for compensating the gravitational force acting on a slider of a linear motor
06/19/2003US20030111912 Following stage planar motor
06/19/2003US20030110696 Door suspension system
06/19/2003US20030110615 Mover assembly of reciprocating motor and fabrication method thereof
06/18/2003EP1320181A1 Linear motor and method to manufacture said linear motor
06/18/2003EP1320180A1 Linear motor and method to manufacture said linear motor
06/18/2003EP1320179A1 Linear motor
06/18/2003EP1320178A1 Mechanism for compensating the gravitational force acting on a slider of a linear motor
06/18/2003CN1425216A Linear motor for linear drive mechanism of magnet levitation transport system
06/18/2003CN1111936C Optical position-measurement device
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