Adjustable crank arms for elliptical bike and method of use
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United States of America Patent
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Apr 24, 2012
Grant Date -
Nov 25, 2010
app pub date -
May 17, 2010
filing date -
May 19, 2009
priority date (Note) -
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Abstract
An apparatus including a frame with a pivot axis defined thereupon; a drive wheel coupled to the frame; a first and a second foot link operably coupled to drive wheel to transfer power to the drive wheel so as to propel the apparatus, each including a foot receiving portion for receiving an operator's foot, a front end, and a rear end; and an adjustable stride length mechanism coupling the rear end of the foot link to the pivot axis at a radial length, the adjustable stride length mechanism including a plurality of attachment points for adjusting the radial length.
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