Detachable fastener

摘要

A detachable fastener comprises a central shank provided at one end thereof with a head portion and at the other end thereof with leg pieces of the shape of legs of an anchor movably connected through respective hinges to the aforementioned other end, and a receiving part adapted to receive external force and formed as connected to the leading ends of the leg pieces projected from the aforementioned other end of the central shank. In this fastener, the receiving part on receiving an external force causes the leg pieces to be bent about the hinges and the free ends of the leg pieces to be converged.