Patent ID: 8403301

Claim:
A fastener comprising: a frame having a first end and a second end; a rotary shaft mounted to the second end of the frame and having a passage running through a center thereof; two ratchet wheels sleeved onto two ends of the rotary shaft for linking-up rotation with the rotary shaft; a first lock member movably mounted to the frame for engaging or disengaging from the ratchet wheels; a handle having a first end with a hand hold portion, a second end pivoted to the rotary shaft, and a push portion formed at the second end thereof; when the handle pivots to a predetermined angle relative to the frame, the push portion pushes the first lock member backward to enable the first lock member to disengage from the ratchet wheels; a second lock member movably mounted to the handle for engaging or disengaging from the ratchet wheels, the second lock member having an operation portion for a users hand to operate the second lock member to disengage from the ratchet wheels; a rewinding member mounted to the handle between the first and second end of the handle and having a reel, a spring coil, and a shell; and a strap having two ends, one of which is mounted to the rewinding member and the other end passes through the passage, and wound around the rewinding member.