| 摘要 |
PURPOSE: A locking device is provided to flexibly open or closes the locking device, to simplify a structure of the device, and to sound a warning alarm, thereby preventing thieves. CONSTITUTION: A locking device comprises a wire rope(1), a wire(3), a fixing unit(4), a contact point(6), a spring(5), an alarming unit, and a locking unit. The wire roper includes a strand composed of a plurality of steel wires. A hollow portion is formed inside the strand. The wire installed in the hollow portion. The fixing unit fixes one side of the wire to the wire rope. The contact point is installed in the other side of the wire. The spring is installed between the wire rope and the contact point. The alarming unit sounds a warning alarm according to the contact point being closed by a recovering force of the spring when cutting the wire. The locking unit is formed in both sides of the wire rope. |
