1
Robert E Rodgers Jr: Stationary exercise apparatus having a preferred foot platform orientation. CCS, Marc L Pravel Hewitt Kimball & Krieger Delflache, July 30, 1996: US05540637 (138 worldwide citation)

A stationary exercising apparatus which promotes cardiovascular exercise yet minimizes impact to critical joints. A base frame supports a pair of reciprocating members which are displaced in a horizontal direction parallel with the floor at one end yet reciprocate in a circular motion at the other e ...


2
Arkady Grinblat: Universal exercising apparatus. Jacox & Meckstroth, December 1, 1987: US04709918 (134 worldwide citation)

An elongated base frame forms generally horizontal parallel tracks which support a pair of foot support platforms and carriages for independent longitudinal movement. A vertical column has a releasable pivot connection to one end of the base frame and supports a pair of arms for 360.degree. rotation ...


3
Duane P Stark, Michael T Sweeney: Exercise apparatus having high durability mechanism for user energy transmission. Laguna Tectrix, Thomas J Plante, August 21, 1990: US04949993 (113 worldwide citation)

An exercising apparatus is disclosed which simulates stair-climbing. In order to reduce breakage problems in the force-transmitting structure between each pedal and a one-way rotating drive shaft, a pair of pulley wheels, each associated with a pair of cables, are used. Each pulley wheel rotates the ...


4
Jerome R Telle: Multipurpose exercising machine. Wm Griffith Edwards, November 2, 1982: US04357010 (106 worldwide citation)

An exercising apparatus for developing selected muscles of the body comprises a rigid upright support having a first beam pivoted on a horizontal axis near the top of the support and a second beam similarly pivoted below the first beam. The two beams are connected by a telescopic adjustable link so ...


5
Christopher J Haydocy, H Dwight Eberhart, Robert J Caruso: Exercising apparatus which interacts with a video game apparatus during exercise. Computer Athlete, John L Gray, July 8, 1997: US05645513 (99 worldwide citation)

An exercise apparatus combined with a video game computer that allows the exerciser to interactively participate in the video game whereby the exerciser's advancement in the video game depends on his rate of exercise and hand-eye coordination. The exercise apparatus provides entertainment and a posi ...


6
Alan R Pitkanen: Computer directed exercising apparatus. Keith D Beecher, December 3, 1985: US04556216 (94 worldwide citation)

A mechanical and electronic apparatus which utilizes off-setting positive and negative muscle effort to provide a complete body muscle exerciser. The exerciser is constructed so that left side and right side symmetrical muscle groups are caused to work against one another, with one muscle group movi ...


7
Robert E Rodgers Jr: Stationary exercise apparatus having a preferred foot platform path. CCS, Marc L Pravel Hewitt Kimball & Krieger Delflache, January 14, 1997: US05593372 (89 worldwide citation)

A stationary exercising apparatus which promotes cardiovascular exercise yet minimizes impact on critical joints through the generation of a predetermined elliptical path movement while maintaining foot platforms substantially parallel with the floor. A base structure supports a pair of reciprocatin ...


8
Robert E Rodgers Jr: Mobile exercise apparatus. Pravel Hewitt Kimball & Krieger, June 18, 1996: US05527246 (85 worldwide citation)

A mobile exercising apparatus which promotes cardiovascular exercise yet minimizes impact to critical joints. A frame supports a pair of reciprocating members which are displace generally horizontally along the frame at one end yet reciprocate in a circular motion at the other through a coupling sys ...


9
Robert E Rodgers Jr: Recumbent exercise apparatus. CCS, Pravel Hewitt Kimball & Krieger, March 18, 1997: US05611758 (84 worldwide citation)

A stationary recumbent exercising apparatus which promotes cardiovascular exercise yet minimizes impact to critical joints. A base frame supports a chair adapted to place the user in a recumbent position. The frame also supports a pair of reciprocating members supported within. The foot of the user ...


10
Ike T Gonzales: Portable leg exerciser. Samuel M Freund, March 26, 1991: US05002271 (80 worldwide citation)

A portable leg exercising apparatus having a folded storage/travel-mode, a chair-mode for leg extension exercises, and a bench-mode for leg curl exercise. The exerciser does not use weights and includes a device for continuously adjusting the resistance to pivoting of the leg-engaging apparatus ther ...