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Class Information
Number: 104/282
Name: Railways > Magnetically suspended car > Propulsion means employed to suspend car
Description: Propulsion means employed to suspend car: Apparatus wherein the magnetic field employed to suspend the vehicle above the guideway is due at least in part to elements employed to move the vehicle along the guideway.


Patents under this class:
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Patent Number Title Of Patent Date Issued
7478598 Oscillation damping means for magnetically levitated systems Jan. 20, 2009
7458323 Vehicle adapted to move along a rail Dec. 2, 2008
7448327 Suspending, guiding and propelling vehicles using magnetic forces Nov. 11, 2008
7441507 Moving device in pipe lines Oct. 28, 2008
7388338 Device for braking a magnetic levitation railway Jun. 17, 2008
7357085 Machine guideway employing electromagnetic suspension Apr. 15, 2008
7293950 Universal modular wafer transport system Nov. 13, 2007
7243604 Hidden-rail and dual-attraction balancing compensation type permanent magnetic levitation train and railway system Jul. 17, 2007
7204192 Apparatus, systems and methods for levitating and moving objects Apr. 17, 2007
7134396 System to generate and control levitation, propulsion and guidance of linear switched reluctance machines Nov. 14, 2006
7107163 Magnetic levitation force control Sep. 12, 2006
7059252 Magnetic levitation car Jun. 13, 2006
6983701 Suspending, guiding and propelling vehicles using magnetic forces Jan. 10, 2006
6886651 Material transportation system May. 3, 2005
6792335 Robotic apparatuses, systems and methods Sep. 14, 2004
6758146 Laminated track design for inductrack maglev systems Jul. 6, 2004
6633217 Inductrack magnet configuration Oct. 14, 2003
6568332 Guideway for a magnetically levitated railway with longitudinal stator linear drive and a parts set and method for making the same May. 27, 2003
6510799 Apparatus, systems and methods for levitating and moving objects Jan. 28, 2003
6502517 Arrangement for operating a transportation system with a magnetic levitation vehicle Jan. 7, 2003
6471459 Substrate transfer shuttle having a magnetic drive Oct. 29, 2002
6374746 Magnetic levitation transportation system and method Apr. 23, 2002
6357359 Integrated high speed maglev system utilizing an active lift Mar. 19, 2002
6357358 Magnetic levitation transport system Mar. 19, 2002
6286434 Propulsion system for a magnetic levitation vehicle Sep. 11, 2001
6250230 Apparatus and method for reducing inductive coupling between levitation and drive coils within a magnetic propulsion system Jun. 26, 2001
6213025 Rail-guided transport system with transport vehicles Apr. 10, 2001
6178892 Magnetic/air transportation system Jan. 30, 2001
6145444 Micro clean sealed tubular transporter apparatus Nov. 14, 2000
6101952 Vehicle guidance and switching via magnetic forces Aug. 15, 2000
6044770 Integrated high speed MAGLEV system Apr. 4, 2000
5904101 Auxiliary propulsion for magnetically levitated vehicle May. 18, 1999
5809897 Electromagnetic induction ground vehicle levitation guideway Sep. 22, 1998
5717261 Linear synchronous motor with screening permanent magnet rotor with extendible poles Feb. 10, 1998
5653174 Computerized electric cable powered/guided aircraft transportation/power/communication system Aug. 5, 1997
5652472 Magnetodynamic levitation and stabilizing selfregulating system Jul. 29, 1997
5649489 Electromagnetic induction ground vehicle levitation guideway Jul. 22, 1997
5647477 Magnetic non-contact transport system Jul. 15, 1997
5601028 Vehicle driven by a linear motor Feb. 11, 1997
5586504 Dual-keel electrodynamic maglev system Dec. 24, 1996
5569987 Power supply system for a long-stator drive for a magnetic levitation train Oct. 29, 1996
5517924 Double row loop-coil configuration for high-speed electrodynamic maglev suspension, guidance, propulsion and guideway directional switching May. 21, 1996
5511488 Electromagnetic induction ground vehicle levitation guideway Apr. 30, 1996
5433155 High speed transport system Jul. 18, 1995
5417537 Wafer transport device May. 23, 1995
5317976 Vehicle and high-speed transport system having rotating alternating polarity magnet member for levitating, propelling, and guiding the vehicle Jun. 7, 1994
5293824 Ground coil for magnetically levitated railway Mar. 15, 1994
5282424 High speed transport system Feb. 1, 1994
5275112 Integrated null-flux suspension and multiphase propulsion system for magnetically-levitated vehicles Jan. 4, 1994
5270593 Air cored, linear induction motor for magnetically levitated systems Dec. 14, 1993

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