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Class Information
Number: 482/903
Name: Exercise devices > Utilizing electromagnetic force resistance
Description: Cross-reference art collection of documents relating to exercise apparatus which derives user opposing force from structure which generates electrical energy or which dissipates energy electrically.


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7585258 Power sensing eddy current resistance unit for an exercise device Sep. 8, 2009
7264577 Load applying device for exerciser Sep. 4, 2007
7121980 Linear magnetic damper Oct. 17, 2006
6691839 Reduced drag wet disc brake Feb. 17, 2004
6599223 Magnetic control multifunctional exercise apparatus Jul. 29, 2003
6551220 Exercise resistance device with magnets Apr. 22, 2003
6318517 Mechanism for effecting resistance Nov. 20, 2001
6245002 Simple exercising apparatus for muscular development in athletes Jun. 12, 2001
6234938 Magnetic device for use in exercise bicycle or other exercise machines May. 22, 2001
6162152 Resistance control device for a training appliance Dec. 19, 2000
6106436 Exercise device and method to simulate kayak paddling Aug. 22, 2000
6066074 Exercise apparatus and method May. 23, 2000
6042517 Bicycle trainer magnetic resistance device Mar. 28, 2000
6027429 Variable resistance exercise device Feb. 22, 2000
5954621 Exercise apparatus and technique Sep. 21, 1999
5944635 Safety shutdown and latch off Aug. 31, 1999
5944638 Exercise apparatus and methods involving a flywheel Aug. 31, 1999
5916069 Rowing exerciser with magnetic resistance Jun. 29, 1999
5900703 Motor control system of electrical-motorized bicycle May. 4, 1999
5879273 Wheel-type resistance device for a bicycle exerciser Mar. 9, 1999
5816372 Magnetorheological fluid devices and process of controlling force in exercise equipment utilizing same Oct. 6, 1998
5810696 Exercise apparatus and associated method including rheological fluid brake Sep. 22, 1998
5788607 Therapeutic wrist rotator Aug. 4, 1998
5785632 Fitness feedback system for weight stack machines Jul. 28, 1998
5762584 Variable resistance exercise device Jun. 9, 1998
5755645 Exercise apparatus May. 26, 1998
5752879 Tiltable multi-purpose exercise gym apparatus May. 19, 1998
5749807 Exercise apparatus and associated method including rheological fluid brake May. 12, 1998
5711749 Trunk strengthening cardiovascular exercise apparatus Jan. 27, 1998
5711404 Magnetic adjustable loading device with eddy current Jan. 27, 1998
5711746 Portable controllable fluid rehabilitation devices Jan. 27, 1998
5656001 Eddy current trainer for bicycles or other exercise equipment Aug. 12, 1997
5618250 Aerobic exercise machine targeting trunk muscles Apr. 8, 1997
5586624 Fly wheel brake device for an exercise bicycle Dec. 24, 1996
5573486 Safety controls for muscle development exercise machine Nov. 12, 1996
5569120 Method of using and apparatus for use with exercise machines to achieve programmable variable resistance Oct. 29, 1996
5522781 Exercise stand for a bicycle Jun. 4, 1996
5512025 User-programmable computerized console for exercise machines Apr. 30, 1996
5503607 Stepper Apr. 2, 1996
5492513 Solenoid type damping control device for exercising machines Feb. 20, 1996
5484358 Automatic magnetic controller for magnetic tension by setting wattage Jan. 16, 1996
5468201 Loading apparatus for exercise device Nov. 21, 1995
5466203 Magnetically controlled load adjusting structure of gymnastic apparatus Nov. 14, 1995
5460585 Muscle training and physical rehabilitation machine using electro-rheological magnetic fluid Oct. 24, 1995
5435798 Exercise apparatus with electronically variable resistance Jul. 25, 1995
5433681 Exercise stand for a bicycle Jul. 18, 1995
5433678 Dynamic resistance sytem for an exerciser machine Jul. 18, 1995
5431609 Electrical resistance exercise device with lift assistance Jul. 11, 1995
5403252 Exercise apparatus and method for simulating hill climbing Apr. 4, 1995
5382208 Magnetic-resistance control device for an exercise bicycle Jan. 17, 1995

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