Patent ID: 7174609

Claim:
A buckle, comprising: a plug member and a socket member detachably engaged to each other, the plug member including a base portion, a pair of engaging legs extended from the base portion such that the engaging legs may be resiliently engaged to the socket member, and a guide rod extended from the base portion between the engaging legs, and the socket member including a chamber opened at a leading end of the socket member so as to receive the engaging legs and the guide rod of the plug member, and a pair of latching portions defined within the socket member such that respective leading ends of the engaging legs may be latched into the latching portions, wherein the socket member comprises substantially triangular-shaped upper and lower plates having opposite lateral sides gradually converging towards the leading end of the socket so as to form opposite tapered side surfaces of the socket member, each having a slot extended from an entrance of the chamber so as to communicate with an interior of the chamber, wherein each of the engaging legs includes engaging recesses opened outwardly while being depressed on upper and lower surfaces of the leading end of the engaging leg, such that, when the plug member is engaged to the socket member, the latching portions of the socket member are located on the engaging recesses, and hook-shaped engaging jaws protruded adjacent to the engaging recesses on the upper and lower surfaces of the engaging leg such that the engaging jaws act as side walls for the respective engaging recesses to partially enclose the engaging recesses, respectively.