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Class Information
Number: 482/117
Name: Exercise devices > User manipulated force resisting apparatus, component thereof, or accessory therefor > Utilizing frictional force resistance > Including rotating friction element > Ball and socket friction elements
Description: Subject matter wherein one of the contacting surfaces is on a spherically shaped member and mates with the other surface which is on a partially surrounding member.


Patents under this class:

Patent Number Title Of Patent Date Issued
7361124 Rowing machine Apr. 22, 2008
7316637 Mechanical device for performing single, orthogonal, alternate, and independent movements applicable to a gym apparatus Jan. 8, 2008
7115078 Orbital resistance-adjustable sphere exercising apparatus Oct. 3, 2006
6258011 Wall apparatus for supporting an exercise device Jul. 10, 2001
6113522 Exercise apparatus Sep. 5, 2000
5632707 Upper torso exerciser May. 27, 1997
5393280 Swimming exercise and training apparatus Feb. 28, 1995
5330407 Exercise method and apparatus utilizing elastomeric spheres Jul. 19, 1994
5244444 Exerciser Sep. 14, 1993
5013034 Exercise machine May. 7, 1991
4901999 Hand, wrist, and forearm friction resistance exercise device Feb. 20, 1990
4382596 Weight lifting type exercising device May. 10, 1983
4249727 Friction type gymnastic apparatus Feb. 10, 1981
4199137 Apparatus for foot rehabilitation Apr. 22, 1980
4186920 Exerciser for lower leg, ankle, and foot muscles Feb. 5, 1980



 
 
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