| Patents for H02K 49 - Dynamo-electric clutches; Dynamo-electric brakes (3,406) |
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| 08/24/1993 | US5238095 Hysteresis brakes and clutches |
| 08/17/1993 | US5236069 Braking device for indoor exercise bicycles |
| 08/10/1993 | US5234083 Magnetic brake |
| 07/14/1993 | EP0550468A1 Magnetically-coupled angle sensor |
| 06/30/1993 | EP0548490A1 Electronic rotation speed control for laboratory apparatus, especially magnetic stirrer |
| 06/22/1993 | US5220721 Method for mounting an electrical brake motor |
| 06/15/1993 | US5219050 Eddy current braking apparatus |
| 06/10/1993 | WO1993011381A1 Sealing and pumping means and methods |
| 06/10/1993 | WO1993011372A1 Magnet-superconductor systems for controlling and influencing relative motion |
| 06/10/1993 | CA2124956A1 Magnet-superconductor systems for controlling and influencing relative motion |
| 06/09/1993 | DE4240718A1 Clean pump with impeller in housing part, e.g. for medical instrument - has rotor fitted at one side of impeller with housing part in- between and two passive magnetic bearings for radial support of impeller. |
| 06/01/1993 | US5215501 Hysteresis magnet coupling for roots type pumps |
| 06/01/1993 | US5215169 Eddy current braking system |
| 05/19/1993 | DE3645260A1 Pump with double-walled split-tube magnetic clutch - has film in space between walls, visible from exterior as evidence of damage or liq. contact. |
| 05/13/1993 | WO1993009590A1 Eddy current type retarder |
| 05/13/1993 | WO1993009589A1 Rotary apparatus |
| 05/11/1993 | US5209699 Magnetic drive device |
| 05/06/1993 | DE4236428A1 Magnetically actuated torque limiting coupling - has driving cylinder between cylinders with inner and outer rings of magnets permitting relative rotation for torque adjustment |
| 05/04/1993 | US5206983 Method of manufacturing micromechanical devices |
| 04/29/1993 | DE4134725A1 Rotational speed regulator for magnetic coupled laboratory stirrer |
| 04/21/1993 | EP0537723A2 Rotor for an electromagnetic eddy-current brake, in particular for motor vehicles |
| 04/20/1993 | US5204572 Radial magnetic coupling |
| 04/15/1993 | WO1993007387A1 Device and method for rotation |
| 04/06/1993 | CA1315839C Er fluid force transmission and conversion device with magnetic coupling |
| 03/30/1993 | CA1315328C Eddy current retarder |
| 03/11/1993 | DE4129688A1 Stepless power transmission assembly for e.m. couplings - has respective non-magnetic housings at magnet body and armature with grooved ball bearing inserted between two grooved plates in housings as connecting joint |
| 02/17/1993 | CN1069150A Miniature d-c motor |
| 02/03/1993 | EP0526143A2 A miniature D-C motor |
| 01/21/1993 | WO1993001647A1 Magnetic device for converting reciprocating into rotating motion |
| 01/07/1993 | DE4121240A1 Electromagnetically operated friction clutch e.g. for IC engine cooling fan - uses variable spacing between rotor disc and permanent magnetic disc to control clutch slip |
| 12/30/1992 | EP0520631A2 Micromechanical magnetic devices and method of producing the same |
| 12/22/1992 | CA1311788C Armature rotors of electromagnetic retarders |
| 12/09/1992 | EP0517585A1 Improvements in rotary electric machines |
| 12/07/1992 | CA2070356A1 Rotary electrical machines |
| 12/02/1992 | EP0516509A1 Magnetic driving system and counting device, in particular water meter incorporating such a system |
| 11/25/1992 | CA2068379A1 Magnetic drive system, and a meter, in particular a water meter, including such a system |
| 11/24/1992 | US5166110 Process for the synthesis of ziegler-type catalytic solids or solid constituents of the same |
| 11/19/1992 | DE4116160A1 EM retarder acting as eddy-current brake - uses permanent magnet rotor and claw-shaped stator with cooling passages |
| 11/11/1992 | EP0512516A1 Magnetic drive device |
| 11/04/1992 | CN2121098U No-contract high permanent-magnet automobile brake apparatus |
| 11/04/1992 | CN2120916U Magnetic powder brake with circulation water cooling structure |
| 10/27/1992 | US5158279 Magnetic clutch with adjustable slip torque |
| 10/14/1992 | EP0508949A1 Method for mounting a braking motor |
| 10/13/1992 | US5154623 Eddy current type brake system |
| 10/07/1992 | EP0506898A1 Apparatus for measuring the change of position of a rotor. |
| 09/22/1992 | US5148895 Rotary actuator for variable damping force shock absorber |
| 09/15/1992 | US5147186 Blood pump drive system |
| 09/08/1992 | US5145038 Eddy current type retarder |
| 09/02/1992 | EP0501427A1 Magnetic drive device |
| 09/01/1992 | US5143183 Vehicle |
| 08/13/1992 | DE4104129A1 High power ergometer with ventilated eddy-current brake - eliminates need for motor-driven fan by exploitation of natural convection when rotor is at standstill |
| 08/05/1992 | EP0497329A1 Eddy-current brake |
| 07/07/1992 | US5127796 Rotary pump having an encapsulated motor |
| 06/30/1992 | US5125283 Speed governor |
| 06/30/1992 | CA1304439C Assembly formed by an electromagnetic retarder and its electric supplymeans |
| 06/02/1992 | CA1302528C Non-contact linear drive |
| 05/27/1992 | CN2105800U Resistance changing armature speed changer |
| 05/26/1992 | US5115693 Transmissions of vehicles equipped with electric retarders |
| 05/13/1992 | EP0485283A1 Rotor of an electromagnetic brake, method and device for its fabrication |
| 05/13/1992 | EP0484444A1 Variable reluctance torque coupler |
| 05/10/1992 | CA2055076A1 Rotor armatures of electromagnetic retarders and to their manufacturing processes and devices |
| 05/05/1992 | CA1300044C Armature rotors of electromagnetic brakes |
| 04/21/1992 | US5105928 Magnetic clutch |
| 04/15/1992 | EP0480345A1 Eddy-current brake |
| 04/09/1992 | DE4031269A1 Electric eddy current brake - has two annular pole adjacent to rotor lying in magnetic field of electromagnetic coil |
| 04/02/1992 | WO1992005622A1 Magnetically-coupled angle sensor |
| 04/02/1992 | WO1992005402A1 Apparatus for measuring the change of position of a rotor |
| 03/26/1992 | DE4030229A1 Winkelgeber Angle sensor |
| 03/25/1992 | EP0476357A1 Magnetic coupling |
| 03/25/1992 | CN2100055U A.c. electromagnetic-regulated variable speed motor and its derived series |
| 03/17/1992 | US5096024 Adjustable magnetic brake |
| 03/11/1992 | EP0474192A2 Brake device including magnet and superconductor |
| 03/04/1992 | EP0308395B1 Eddy current brake for motor vehicles |
| 02/06/1992 | DE4123433A1 Rotary pump assembly - has rotor with permanent magnets and spiral grooves inside non-magnetic housing |
| 02/05/1992 | EP0469496A1 Eddy current type retardation device |
| 02/05/1992 | EP0469479A1 Eddy current type retardation device |
| 01/21/1992 | US5081876 Slide valve position indicator and magnetic coupler |
| 01/15/1992 | EP0308396B1 Eddy current brake for motor vehicles |
| 01/07/1992 | US5079458 Magnetic helix non-contacting linear drive |
| 12/27/1991 | EP0462564A1 Eddy current type retarder |
| 12/17/1991 | US5072930 Load applying device for an exercise bicycle |
| 12/11/1991 | CN2090590U Electromagnetic infinitely variable speed drive for motor |
| 12/10/1991 | US5071831 Coupling two disks; controlling rotation with magnetic field; useful in ultra-high speed rotational devices |
| 12/03/1991 | CA1292763C Low loss magnetic drive system |
| 11/13/1991 | EP0456017A2 Eddy current type retarder |
| 11/12/1991 | US5064029 Eddy current retarder |
| 10/29/1991 | CA1291515C Eddy current retarders for vehicles |
| 10/16/1991 | EP0451376A1 Centrifugal blood pump and motor drive |
| 10/08/1991 | US5054587 Eddy-current brake |
| 10/01/1991 | US5052988 Differential control system |
| 09/24/1991 | US5051638 Magnetically variable air resistance wheel for exercise devices |
| 09/24/1991 | US5050711 Electromagnetic brake apparatus |
| 09/19/1991 | DE4008278A1 Radial pump for automobile engines - comprising two-part housing consisting of pump chamber formed by first housing-part and insert |
| 09/18/1991 | EP0312601B1 Eddy current brake |
| 09/11/1991 | CN1054424A Process for synthetizing solid catalyst of ziegler type or solid components of solid catalyst in multifunctiuonal rotary reactor, and agitator of magnetic drive in this reactor |
| 09/05/1991 | WO1991013486A1 Synchronous motor for use on a direct current network |
| 09/03/1991 | US5045739 Coated rotor for eddy current type retarder |
| 09/03/1991 | US5044228 Vehicle transmissions equipped with electric retarders |
| 09/03/1991 | US5044227 Vehicle transmissions equipped with electric retarders |
| 08/29/1991 | DE4005773A1 Synchronmotor zum betreiben an einem gleichspannungsnetz Synchronous motor to operate at a DC network |