Patents
Patents for H02N 15 - Holding or levitation devices using magnetic attraction or repulsion, not otherwise provided for (1,356)
12/1992
12/01/1992US5168183 Levitation system with permanent magnets and coils
09/1992
09/22/1992US5150272 Stabilized electromagnetic levitator and method
07/1992
07/14/1992US5130588 Ceramic dispersed in acrylic thermoplastic
06/1992
06/30/1992US5126611 Composite superconductor disc bearing
06/30/1992US5126317 Induced repulsive magnetic force between superconductor bearing and magnetic rotor lifts rotor, gives friction-free, vibration-free interface
06/25/1992WO1992009134A3 Levitation device
05/1992
05/29/1992WO1992009134A2 Levitation device
05/26/1992US5117139 Superconducting bearings with levitation control configurations
05/19/1992US5114913 Magnetic head slider employing superconductor for levitation
03/1992
03/03/1992US5093754 Control system for a magnetic levitation body
01/1992
01/15/1992EP0466041A2 Energy storage system
10/1991
10/09/1991CN1055265A Non-contact-guidable magnetic floating device
09/1991
09/25/1991EP0448323A1 Non-contact-guidable magnetic floating device
09/12/1991DE4007117A1 Mechanical work generation system - uses induced superconductive currents to provide impulse force transmitted to rotatable shaft
07/1991
07/17/1991EP0436624A1 Electric machinery employing a superconductor element.
07/17/1991EP0436623A1 Bearing system employing a superconductor element
05/1991
05/14/1991US5015622 Multidirectional/rotational superconductor motor
04/1991
04/16/1991CA1283143C Magnetically levitated fine motion robot wrist with programmable compliance
03/1991
03/20/1991EP0418200A1 Linear guide
03/05/1991USH900 Magnetic repulsion supported ring
12/1990
12/27/1990EP0404147A1 Controlled levitation/suspension in a magnet-superconductor system
08/1990
08/23/1990DE3905640A1 Magnetic coupling for contactless transmission of forces out of sealed chambers
04/1990
04/05/1990WO1990003684A1 Electric machinery employing a superconductor element
04/05/1990WO1990003524A1 Bearing system employing a superconductor element
01/1990
01/31/1990CN2052063U Magnetically-driven compressor
01/09/1990US4892863 Electric machinery employing a superconductor element
10/1989
10/31/1989US4876765 Door apparatus with magnetic support
10/17/1989US4874998 Magnetically levitated fine motion robot wrist with programmable compliance
10/04/1989EP0335719A2 Attraction type magnetic levitating apparatus
08/1989
08/16/1989EP0328306A1 Magnetic head assembly and disk file employing same
08/01/1989US4852367 Magnet system
06/1989
06/21/1989EP0320830A2 Magnet system
01/1989
01/10/1989US4797386 Superconductor-magnet induced separation
12/1988
12/14/1988EP0294760A1 Magnetically levitated fine motion robot wrist with programmable compliance
09/1988
09/29/1988DE3708962A1 Platform which is supported by a magnetic field, consisting of frame structure, power supply system, component and passenger protection means, position regulator and control device and at least three superconductive coils which are partially shielded from external magnetic fields
08/1988
08/02/1988US4761579 Electromagnetic levitation device
11/1987
11/25/1987EP0246550A1 Electromagnetic levitation device
10/1987
10/13/1987US4698876 Door apparatus partially supported by a magnetic mechanism
03/1987
03/19/1987DE3532694A1 Magnetic slide
02/1987
02/17/1987US4644205 Positioning device of magnetic suspension type
09/1986
09/24/1986EP0195585A2 Door apparatus
09/10/1986EP0193664A1 Magnetic levitation system
04/1986
04/09/1986EP0177274A2 Positioning device of magnetic suspension type
01/1986
01/02/1986EP0166350A2 Stop-positioning device for linear induction motor
05/1985
05/21/1985US4518840 Method and apparatus for minimizing the power induced in a flat conducting product maintained in position electromagnetically without contact
03/1985
03/27/1985EP0134856A1 Dampening vibration of rotating shafts
11/1984
11/27/1984CA1178654A1 Induction type position system
07/1984
07/31/1984US4463290 Induction type positioning system
08/1983
08/31/1983EP0087345A1 Process and devices for minimizing the induced power in a flat conducting product suspended electromagnetically without contact
08/17/1983EP0085745A2 Fine rotation mechanism
12/1981
12/16/1981EP0041846A1 Induction type positioning system
12/01/1981US4303844 Small D.C. motor
11/1980
11/18/1980US4233905 Magnetically suspended vehicle
07/1980
07/15/1980US4212249 Dynamic-compensating magnetic support apparatus
09/1977
09/20/1977US4049983 Electromagnetic levitation
03/1977
03/22/1977US4013906 Electromagnetic levitation
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