Patent ID: 7293760
Filing Date: 2007-11-13
Classification: B60P,F16G,Y10T

Abstract:
1. A cable tightening device, comprising: a fixed unit including a base member; a rotation member rotatably mounted on the base member of the fixed unit; two opposite ratchet wheels secured on two opposite ends of the rotation member to rotate the rotation member; a movable unit including a movable member rotatably mounted on the rotation member and rotatable relative to the base member of the fixed unit, a drive handle mounted on and movable with the movable member and releasably engaged with the ratchet wheels to push the ratchet wheels to rotate in a oneway direction when the movable member of the movable unit is rotatable relative to the base member of the fixed unit, and two opposite torsion springs each biased between the movable member and the drive handle to push the drive handle toward the ratchet wheels.