| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a safety sleeve locking type coupler having a new structure in which a socket and a plug can be connected and disconnected easily, and a high safety to safety lock a sleeve in the connecting time is secured. SOLUTION: This coupler consists of a socket 1, and a plug 20 which can be connected and separated to the socket 1, and it furnishes a projection 11 provided at the position on the way of the sliding stroke of a sleeve 3, and a cutting 12 provided at the rear end of the sleeve 3, and the projection 11 is fitted. In this case, the cutting 12 is formed of a first cutting 12a formed in the sliding direction of the sleeve 3, a second cutting 12b formed in the rotating direction of the sleeve 3, and a third cutting 12c cut from the second cutting 12b in the direction of the rear end of the sleeve 3.</p> |
