Patents for H02K 49 - Dynamo-electric clutches; Dynamo-electric brakes (3,406) |
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08/31/1995 | WO1995023281A2 Rotational control apparatus |
08/31/1995 | CA2184061A1 Rotational control apparatus |
08/30/1995 | EP0669700A1 Magnetic gearing with a plurality of magnetically cooperating parts that move with respect to each other |
08/29/1995 | US5446327 Shaft mounted eddy current drive |
08/18/1995 | CA2142571A1 Fitness equipment apparatus |
08/02/1995 | EP0566745B1 Eddy current type retarder |
07/19/1995 | EP0663717A1 Magnetic coupling system for driving two rotating elements and fluid meter comprising such a system |
07/18/1995 | US5434461 Shaft mounted eddy current drive |
07/18/1995 | US5434459 Pulsed power linear actuator and method of increasing actuator stroke force |
07/12/1995 | EP0662569A1 Brake apparatus |
06/21/1995 | EP0658967A2 Magnetic circulation pump for agressive fluids |
06/20/1995 | CA2020071C Vehicle transmissions equipped with electric retarders |
06/14/1995 | EP0657000A1 Device for linking two structures |
06/08/1995 | WO1995015610A1 Micromotor |
06/08/1995 | DE4339205A1 Electromagnetic braking device for rail vehicle, commercial vehicle, or aircraft |
05/16/1995 | US5415140 Method for moving a group of members along a trajectory by moving a second group of members with a reciprocating motion along another trajectory |
05/11/1995 | WO1995012913A1 Increased stroke force pulsed power linear actuator |
05/10/1995 | EP0593545B1 Magnetic device for converting reciprocating into rotating motion |
05/02/1995 | US5411366 Motor driven environmentally safe pump |
04/06/1995 | CA2133615A1 Eddy-current brake support device and rail car truck equipped therewith |
04/05/1995 | EP0646512A1 Supporting device for an eddy current brake and running gear for a railway vehicle with such a device |
04/05/1995 | EP0256132B1 Magnetic rotary device |
03/28/1995 | US5400876 Method of calibration of hysteresis brakes |
03/22/1995 | EP0644146A2 Tensioner |
03/22/1995 | CN1100574A Stepless speed variator with clutch function |
03/16/1995 | DE4330648A1 Radial pump |
03/15/1995 | EP0642705A1 Inductive coupler. |
03/01/1995 | EP0641064A1 Magnetic hysteresis clutch |
03/01/1995 | EP0641063A1 Magnetic hysteresis clutch |
03/01/1995 | EP0640520A1 Eddy current-rail brake magnet |
02/16/1995 | DE4428441A1 Eccentric drive having magnetic torque transmission |
02/16/1995 | DE4342649C1 Magnetic centrifugal pump for corrosive media |
01/31/1995 | US5385457 Nutating positive displacement device having a magnetic element wire sensing arm |
01/17/1995 | US5382792 Angle sensor with hermetic sealing and magnetic coupling |
01/12/1995 | WO1995001521A1 Device for linking two structures |
01/03/1995 | US5379217 Vehicle electromagnetic clutch control device |
12/28/1994 | EP0631366A2 Magnet pump with rear thrust bearing member |
12/27/1994 | US5376862 Dual coaxial magnetic couplers for vacuum chamber robot assembly |
12/21/1994 | EP0506898B1 Apparatus for measuring the change of position of a rotor |
12/08/1994 | WO1994028614A1 Permanent magnet coupling and transmission |
12/07/1994 | CN2185011Y Magneto-hydrodynamic electromagnetic speed regulating motor |
11/19/1994 | CA2123920A1 Electromagnetic coupling |
11/15/1994 | US5363912 Electromagnetic coupling |
10/20/1994 | DE4312221A1 Hysteresis driver |
09/27/1994 | US5350283 Clean pump |
09/14/1994 | EP0614514A1 Magnet-superconductor systems for controlling and influencing relative motion |
09/05/1994 | EP0681665A4 Sealing and pumping means and methods. |
08/31/1994 | EP0613230A1 Improvements on electric brakes for vehicles |
08/24/1994 | CN2175491Y Permanent magnet type adjustable clutch |
08/23/1994 | US5340273 Sealing and pumping means and methods environmentally leak-proof pump with misting chamber defined therein |
08/17/1994 | EP0610562A1 Excess temperature and start safety device in pumps comprising permanent magnetic clutches |
08/17/1994 | EP0610503A1 Rotary apparatus |
08/16/1994 | US5337862 Eddy-current brake with magnets shaped to contain magnetic field |
08/10/1994 | CA2111434A1 Excess temperature and starting safety device in pumps having permanent magnet couplings |
08/04/1994 | WO1994017583A1 Magnetic force-transmitting device |
08/04/1994 | CA2154165A1 Magnetic power transmission device |
07/05/1994 | US5327033 Micromechanical magnetic devices |
06/29/1994 | EP0603471A1 A drive unit to move objects |
06/29/1994 | EP0603413A1 Induced rotors for electromagnetic speed reducers fabricated with ferritic nodular cast iron |
06/28/1994 | US5324540 System and method for supporting and rotating substrates in a process chamber |
06/28/1994 | US5324232 Permanent-magnet front or control coupling to transfer measured values, forces or torques |
06/23/1994 | DE4243014A1 Electric servomechanism for rotary movements with permanent magnets |
06/08/1994 | EP0600110A1 Magnetic speed reducer |
06/07/1994 | US5317976 Vehicle and high-speed transport system having rotating alternating polarity magnet member for levitating, propelling, and guiding the vehicle |
05/04/1994 | EP0595428A1 Material handling car and track assembly |
05/04/1994 | CN2164142Y Electromagnetic speed-regulating motor |
04/29/1994 | CA2109355A1 Material handling car and track assembly |
04/27/1994 | EP0593545A1 Magnetic device for converting reciprocating into rotating motion. |
04/26/1994 | US5306996 AC/DC stepped drive system |
04/19/1994 | US5304886 Printed circuit motor |
04/19/1994 | US5303802 Eddy current braking system |
03/17/1994 | DE4230906A1 Electric servo device for vehicle steering system - uses rotor cooperating with driving and driven magnetic stators coupled via torsion element limiting their relative rotation |
03/08/1994 | US5292284 Reluctance torque coupler |
03/02/1994 | EP0341308B1 Eddy current brake |
02/16/1994 | EP0583035A1 Transmission mechanism, positioning device provided with such a transmission mechanism and lithographic device provided with such a positioning device |
01/27/1994 | DE4223827A1 Magnetic disc drive with two disc wheels arranged on parallel shafts - transmits torque without contact using magnetic fields and ring shaped permanent magnetic poles arranged on disc wheels with circumferentially changing polarity |
01/27/1994 | DE4223826A1 Magnetic parallel shaft drive for contactless transmission of torque - uses wheels with magnets at circumference at least two of which are rotationally located on shafts |
01/27/1994 | DE4223815A1 Magnetic series drive for contactless transmission of torque - has arrangement of driving and driven shafts mutually aligned with at least one wheel on each shaft having permanent magnets around its circumference |
01/27/1994 | DE4223814A1 Magnetic worm drive for contactless torque transmission for two shafts at right angles - spaced from each other so that magnetised worm and worm wheel face each other with variable polarity at periphery |
01/20/1994 | WO1994001592A1 Induced rotors for electromagnetic speed reducers fabricated with ferritic nodular cast iron |
01/20/1994 | DE4229038A1 Cooling fan attachment for electric motor - uses electromagnetic induction between source part attached to machine shaft and fan wheel for rotation of latter |
01/18/1994 | US5279396 Brake rotor armature with air cooling fins having embedded inserts |
01/11/1994 | US5277125 Material handling car and track assembly having opposed magnet linear motor drive and opposed permanent magnet brake assembly |
01/05/1994 | DE4316199A1 Drive for motor vehicle using magnetic system for torque transmission - has driving shaft fitted with first magnetic torsionally rigid torque transmitting unit, and driven shaft on which is fitted second magnetic torsionally rigid torque transmission unit |
12/29/1993 | EP0575935A1 Magnetic rail brake device |
12/14/1993 | US5270600 Magnetic drive device |
12/14/1993 | US5270596 Miniature D-C motor |
12/09/1993 | WO1993024986A1 Inductive coupler |
12/07/1993 | US5268603 Rotary electrical machine with zig-zag shaped conductors |
12/07/1993 | US5267925 Exercise dynamometer |
11/23/1993 | US5263419 Vehicle with noncontact drive mechanism and transportation system using the same |
11/16/1993 | US5261676 Sealing arrangement with pressure responsive diaphragm means |
11/11/1993 | DE4214848A1 Permanent magnet coupling for in=line shafts - has overlapping cups at shaft ends with permanent magnets in walls and roller bearing between them |
10/27/1993 | EP0566745A1 Eddy current type retarder |
10/19/1993 | US5254528 For rotating bodies |
09/28/1993 | US5248940 Apparatus for measuring changes in radial and/or axial position of a rotor in a drive system including an emf producing stationary conductor |
09/16/1993 | DE4207710A1 Electromagnetically operated friction disc coupling esp. for driving fan wheel in IC engine - rotates wheel with direct rpm of driving pulley across first electromagnetic friction disc coupling and with two different windmilling rpms |
09/16/1993 | DE4207709A1 Electromagnetically operated friction disc coupling e.g. for driving pump shaft of air compressor - drives shaft or hollow shaft or parts connected with shaft and driven part with disconnected electromagnetic coupling is carried along by eddy current coupling |
09/15/1993 | EP0560466A2 Centrifugal blood pump and motor drive |
09/13/1993 | CA2067706A1 Hysteresis brake and method of calibration thereof |