Stepper with adjustable resistance mechanism
First Claim
Patent Images
1. An exercise machine comprising:
- a frame for positioning on a support surface;
a pair of pivot arms each having a length and respective first ends pivotally connected to said frame to pivot toward and away from said support surface;
resistance means interconnectable between said frame and each of said pair of pivot arms for respectively resisting movement of each of said pair of pivot arms toward said support surface, said resistance means having an engagement member at one end thereof;
connection means associated with each of said pair of pivot arms for removably connecting said resistance means to at least one of said pivot arms, said connection means including a plurality of notches spaced along the length lower of at least one of said pair of pivot arms, each of said notches being sized to removably receive a said engagement member bushing means for providing a rotatable connection between said engagement member and said notches.
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Accused Products
Abstract
A stepping exercise machine has hydraulic cylinders to resist downward movement of its pedals or treadles and a bias spring to urge the pedals or treadles to their upper position of travel. A plurality of receptacles such as holes or slots interconnect with a hook associated with one end of the hydraulic cylinders to in turn vary the resistance to movement of the pedals or treadles.
111 Citations
14 Claims
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1. An exercise machine comprising:
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a frame for positioning on a support surface; a pair of pivot arms each having a length and respective first ends pivotally connected to said frame to pivot toward and away from said support surface; resistance means interconnectable between said frame and each of said pair of pivot arms for respectively resisting movement of each of said pair of pivot arms toward said support surface, said resistance means having an engagement member at one end thereof; connection means associated with each of said pair of pivot arms for removably connecting said resistance means to at least one of said pivot arms, said connection means including a plurality of notches spaced along the length lower of at least one of said pair of pivot arms, each of said notches being sized to removably receive a said engagement member bushing means for providing a rotatable connection between said engagement member and said notches. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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Specification