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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04/25/1995 | US5410201 Electric Motor |
04/25/1995 | US5410199 Vertically carrying superconduction motor |
04/25/1995 | US5409356 Well pumping system with linear induction motor device |
04/05/1995 | EP0626109A4 Ferromagnetic wire electromagnetic actuator. |
04/05/1995 | CN2194046Y Multipole homopolar electromagnetic thruster |
04/05/1995 | CN1101163A Permanent magnet control means |
03/29/1995 | EP0645877A1 Linear motor |
03/29/1995 | EP0645876A1 Linear pulse motor |
03/28/1995 | US5402049 System and method for controlling a variable reluctance spherical motor |
03/28/1995 | CA1334991C Electromagnetic actuator |
03/22/1995 | EP0644645A2 Slotless electric motor or transducer and method for making same |
03/22/1995 | EP0585452A4 Electromagnetic actuator. |
03/21/1995 | US5399952 Electromagnetic drive system with integral position detector |
03/21/1995 | US5399930 Magnetic actuator |
03/15/1995 | EP0643470A1 Linear motor |
03/15/1995 | EP0643469A1 Apparatus for rotating a load carrying base |
03/15/1995 | CN2192097Y DC brushless linear motor |
03/08/1995 | EP0641501A1 Variable reluctance drive system. |
03/07/1995 | US5396140 Parallel air gap serial flux A.C. electrical machine |
02/28/1995 | US5394321 Quasi square-wave back-EMF permanent magnet AC machines with five or more phases |
02/09/1995 | DE4326124A1 Multiphase electrical machine having subdivided, single-phase sectors |
02/07/1995 | US5388086 Electro-magnetic actuator for driving an objective lens |
02/07/1995 | US5387854 Method of torque notch minimization for quasi square wave back EMF permanent magnet synchronous machines with voltage source drive |
02/01/1995 | EP0636561A1 Transport system |
01/19/1995 | DE4402384C1 Method and arrangement for determining the reference position of planar hybrid stepping motors |
01/17/1995 | US5382860 Electromagnetic pump stator core |
01/17/1995 | US5382851 Swing-type actuator |
01/04/1995 | EP0632568A1 Positioning table device |
01/03/1995 | US5378951 To be driven by 3-phase electrical power |
12/28/1994 | EP0630840A1 Conveyor, with linear-motor drive and carriers which circulate around a track |
12/28/1994 | EP0414702B1 Voice coil actuator |
12/27/1994 | US5376851 Variable reluctance motor with full and short pitch windings |
12/27/1994 | US5375531 Composite superconductor body and magnetic levitation system |
12/21/1994 | EP0630096A1 Motive power generating device |
12/13/1994 | US5373120 Linear door motor system for elevators |
12/08/1994 | WO1994028616A1 Method of torque notch minimization for quasi square wave back emf permanent magnet synchronous machines with voltage source drive |
12/08/1994 | CA2161672A1 Method of torque notch minimization for quasi square wave back emf permanent magnet synchronous machines with voltage source drive |
11/30/1994 | EP0626335A1 Linear motor driven elevator and its guide rail |
11/30/1994 | EP0626109A1 Ferromagnetic wire electromagnetic actuator. |
11/29/1994 | US5368425 Multi-axis linear motor positioner with Y-axis supported at single end |
11/24/1994 | DE4313732A1 Magnetic wheel for driving vehicles on a rail |
11/23/1994 | EP0625031A1 360 degrees rotational and locking system for a pre-angled stump in an oral implantation |
11/23/1994 | CN1095527A Magneto-resistance stepping linear motor |
11/22/1994 | US5367398 Optical atmospheric link system |
11/22/1994 | US5367277 Electromagnetic energy converter |
11/17/1994 | EP0624286A1 Brushless dc motors/generators. |
11/17/1994 | DE4315818A1 Slide drive for machines and devices for parts working, parts assembly and the like |
11/15/1994 | US5365131 Linear motor primary |
11/15/1994 | US5363937 Battery operated tracked vehicle |
11/10/1994 | WO1994026020A1 Linear actuator |
11/10/1994 | WO1994026019A1 Linear transducer |
11/09/1994 | EP0623431A1 Device for cutting a continuous paper web and method for operating the same |
11/09/1994 | EP0623254A1 Ac machine |
11/09/1994 | CN1094869A Linear pulse electric motor |
11/09/1994 | CN1094820A Linear electromagnetic driving apparatus and use of same for lens adjustment |
11/08/1994 | US5361965 Secondary coil plate for linear motor and producing method of the same |
11/02/1994 | EP0622887A1 Linear pulse motor |
11/02/1994 | EP0554243B1 Motor and/or generator operating on the reluctance principle |
10/26/1994 | EP0455632B1 Linear motor propulsion system |
10/26/1994 | CN1094177A Rotary information recording/reproducing apparatus |
10/25/1994 | US5359245 Guide unit and a direct drive unit on which it is equipped |
10/18/1994 | US5357158 Direct current linear motor and a direct drive unit on which it is equipped |
10/13/1994 | DE4412213A1 Linear motor |
10/12/1994 | EP0619641A1 Stepper motor |
10/12/1994 | EP0619640A2 Variable reluctance motor |
10/12/1994 | EP0619639A1 Electronically commutated synchronous driving motor |
10/12/1994 | EP0619253A1 Methods and apparatus for transporting and positioning micro-mechanical parts |
10/05/1994 | EP0618664A2 Linear electromagnetic driving apparatus and use of same for lens adjustment |
10/04/1994 | US5352946 Linear motor suspension system |
09/27/1994 | US5349742 Method of making a secondary for use in induction motors |
09/21/1994 | EP0616412A1 Electromechanical transducer for vehicle suspension |
09/20/1994 | US5349256 Linear transducer |
09/14/1994 | EP0614844A2 Linear door motor system for elevators |
09/14/1994 | CN1025912C Passenger conveyor and treadboard construction for passenger conveyor |
09/13/1994 | US5346345 High-force linear motor assembly using tandem axes |
09/07/1994 | EP0614265A2 Actuator with translational and rotational control |
09/07/1994 | EP0318484B1 System for using synchronous secondaries of a linear motor to biaxially draw plastic films |
09/06/1994 | US5345206 Moving coil actuator utilizing flux-focused interleaved magnetic circuit |
09/06/1994 | US5345131 Electric motor with combined permanent and electromagnets |
09/06/1994 | US5345047 Joining segments of the secondary in a linear motor driven elevator apparatus |
09/01/1994 | DE4305274A1 Long stator (elongated stator, longitudinal stator) linear motor |
08/31/1994 | EP0612677A1 Transporting system for metallic plates and strips |
08/23/1994 | US5341054 Low mass electromagnetic actuator |
08/23/1994 | US5341053 Linear motor with permanent magnets |
08/23/1994 | CA2000556C Capacitively commutated brushless dc servomotors |
08/18/1994 | WO1994018741A1 Multiphase electric machine with offset multipolar electric pole units |
08/16/1994 | US5338993 Motor apparatus |
08/11/1994 | DE4302807A1 Multiphase electrical machine having electrical pole units which are arranged offset and are structurally identical |
08/10/1994 | EP0609633A1 Linear motor suspension system |
08/03/1994 | EP0608242A1 Synchronous linear drive with electromagnetic energy transfer |
08/02/1994 | US5334892 Positioning device for planar positioning |
08/02/1994 | US5333553 Carriers for linear motor vehicle-borne field magnets which straddle ground-side coils |
07/27/1994 | EP0608008A2 Linear motor |
07/26/1994 | USRE34674 Linear motor |
07/21/1994 | DE4301434A1 Linear guide arrangement with compensation for mechanical stresses |
07/20/1994 | EP0606974A1 Laminated electromagnetic pump stator core |
07/20/1994 | EP0606973A1 Electromagnetic pump stator coil |
07/20/1994 | EP0606972A1 Electromagnetic pump stator core |
07/19/1994 | US5331469 Precision linear actuator |
07/13/1994 | CN2171947Y Linear electric motor |