发明名称 Removable crank arm for exercise cycle
摘要 A pedal for an exercise bicycle which can be located at various distances from the axis of rotation of a crank arm to which the pedal is attached. The crank arm is removable and is connected to the vertical portion of the pedal arm of the exercise bicycle. The crank arm rotates about the axis of rotation of the pedal arm and a pedal is mounted to the crank arm at a distance which is adjustable depending upon the degree of movement of the limb of a user. The pedal arm need not be removed from the exercise bicycle.
申请公布号 US2006019802(A1) 申请公布日期 2006.01.26
申请号 US20040900022 申请日期 2004.07.26
申请人 CAIRD ROBERT 发明人 CAIRD ROBERT
分类号 A63B22/06;A63B69/16 主分类号 A63B22/06
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