Exercise devices – Involving user translation or physical simulation thereof – Stair climbing
Patent
1997-08-27
1998-07-21
Crow, Stephen R.
Exercise devices
Involving user translation or physical simulation thereof
Stair climbing
482 51, 482 57, 482 70, A63B 6916, A63B 2204
Patent
active
057827222
ABSTRACT:
A folding collapsible step exerciser including a base frame, a front upright pivoted to a front side of the base frame and locked in a vertical position by a lock screw, a driving wheel revolvably supported on the base frame and having a double crnak type fixed wheel shaft, a damping wheel turned with the driving wheel, a friction belt mounted on the base frame and adapted to import a friction resistance to the damping wheel, two handlebars bilaterally pivoted to the front upright, and two pedals having a respective front end respectively pivoted to the bottom ends of the handlebars and a respective rear end respectively Pivoted to the two ends of the double crank type wheel shaft of the driving wheel, wherein one pedal has a U-frame invertedly and fixedly secured to its rear end, the U-frame having two screw holes aligned at its two parallel side walls; one end of the fixed wheel shaft of the driving wheel has a screw hole mounted with a screw bolt to hold a barrel, the barrel being coupled to the U-frame and secured in place by a locating screw which is threaded into the screw holes of the U-frame and stopped below the barrel, the barrel having two flanges raised around its two opposite ends and bilaterally stopped outside the U-frame.
REFERENCES:
patent: 5383829 (1995-01-01), Miller
patent: 5549526 (1996-08-01), Rodgers
patent: 5577985 (1996-11-01), Miller
patent: 5593372 (1997-01-01), Rodgers, Jr.
patent: 5647821 (1997-07-01), Johnston
Kuo Johnson
Sands Lenny
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