| 摘要 |
<p>A crankset for a pedal-driven vehicle having a frame with a bottom bracket shell. The crankset comprises a crank arm rotatably mounted to the bottom bracket shell of the frame; a spindle operatively connected to the crank arm at an end spaced-apart from the bottom bracket shell and rotatable about a spindle rotation axis; a stationary member fixedly mounted to the bottom bracket shell; a rotatable member operatively engaged with the spindle and configured to engage the spindle in rotation; a connecting assembly operatively engaged with the stationary member and the rotatable member, the connecting assembly being configured to engage the rotatable member in rotation upon rotation of the crank arm about the bottom bracket shell; and a pedal angular control assembly operatively connected to the spindle and being configured to control an angle of a pedal according to an angular position of the crank arm during the rotation thereof.</p> |
