Exercise devices – Involving user translation or physical simulation thereof – Bicycling
Patent
1997-08-18
1998-07-14
Crow, Stephen R.
Exercise devices
Involving user translation or physical simulation thereof
Bicycling
482 51, A63B 2200, A63B 6916
Patent
active
057795983
ABSTRACT:
A pedal-type exerciser includes a first drive assembly having a first horizontal axle mounted rotatably on a rear end portion of a base, first and second drive wheels mounted securely and coaxially on the first horizontal axle, and a pair of first crank arms mounted securely on opposite ends of the first horizontal axle. A second drive assembly has a second horizontal axle mounted rotatably on a front end portion of the base, a third drive wheel mounted securely on the second horizontal axle, a transmission chain trained on the second drive wheel and the third drive wheel, and a pair of second crank arms mounted securely on opposite ends of the second horizontal axle. Each of a pair of elongate pedal members has a front portion with a distal end of a corresponding second crank arm mounted pivotally and slidably therealong, and a rear portion mounted pivotally on a distal end of a corresponding first crank arm. Each of a pair of elongate lever arms has an intermediate portion mounted pivotally on a respective one of opposite sides of an upright prop on the front end portion of the base. Each of a pair of elongate linking rods interconnects pivotally a lower portion of a respective lever arm and the front portion of a respective pedal member.
REFERENCES:
patent: 5496238 (1996-03-01), Taylor
patent: 5527246 (1996-06-01), Rodgers
patent: 5577985 (1996-11-01), Miller
patent: 5595557 (1997-01-01), Lambert, Sr. et al.
patent: 5647821 (1997-07-01), Johnston
patent: 5707321 (1998-01-01), Maresh
Crow Stephen R.
Stamina Products Inc.
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