Crank assembly for fitness equipment

Details Crank assembly for fitness equipment Crank assembly for fitness equipment

2008-06-25

2010-10-12

Crow, Steve R (Department: 3764)

Exercise devices

Involving user translation or physical simulation thereof

Bicycling

C074S594100, C074S594200

Reexamination Certificate

active

07811210

ABSTRACT:
A crank assembly for fitness equipment includes a ductile spacer engaged between a crankshaft mounting surface and a crank arm mounting surface at the interface thereof and conforming respectively to each to maximize surface contact area to distribute loads across a larger area.

REFERENCES:
patent: 3782841 (1974-01-01), Winckelhaus
patent: 3899257 (1975-08-01), Gladieux
patent: 5961219 (1999-10-01), Maughan
patent: 6116114 (2000-09-01), Edwards
patent: 7267030 (2007-09-01), French
patent: 7523684 (2009-04-01), French
patent: 7523685 (2009-04-01), French

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