Mechanism for adjusting tension of belt of a bicycle
OwnerWen-Pin Changinventor
Life of this patent
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Abstract
A mechanism for adjusting tension of a belt of a bicycle includes a link pivotably connected between an arm and a frame. The arm has a tension adjustment bolt connected to one end thereof and the frame has a guide wheel connected thereto. An extension spring is between the arm and the frame. The link, the arm, the extension spring and the frame form a four-link mechanism is cooperated with the extension spring to allow the guide wheel to consistently press the belt to keep the belt with a proper tension. When the bolt is unscrewed, the whole mechanism is moved downward from the belt so that the replacement of the rear wheel and the belt is easy and convenient.
Claims5
A mechanism for adjusting tension of a belt of a bicycle, comprising:
- a link pivotably connected between an arm and a frame, the arm having a tension adjustment bolt connected to one end thereof, the frame having a guide wheel connected thereto, and
- an extension spring connected between the arm and the frame.
Dependencies are inferred from the claim text.