Locking device for lid.

摘要

A locking device for a lid on a box includes a frame (1) fixed on the side of the lid, provided with a cylinder lock (3) having an eccentric shaft (3a) and formed with a cylindrical retaining part (2) for retaining the cylinder lock (3) therein; an opening-shutting knob (4) having a depressing claw part (4a) and pivotally supported on the frame (1); a locking member (5) for locking on the side of the frame (1) a striker (20) disposed on the side of the box; and an operating lever (7) having one terminal part (7a) thereof connected to the eccentric shaft (3a) of the cylinder lock (3) and the other terminal part (7a) thereof serving to release a locked state of the locking member (5) by interferring with the depressed claw part (4a) of the opening-shutting knob (4) during unlocking of the locking device. The operating lever (7) is formed of a synthetic resin material and has an elastic engaging piece (10) integrally formed on the side of the one terminal part (7a). The elastic engaging piece (10) has a projecting part (11) formed thereon. The frame (1) has formed on the side of the cylindrical retaining part (2) a stopper wall (14) provided with a changeover slide surface (15). The stopper wall (14) has the elastic engaging piece (10) set in place fast on an inner side thereof. The projecting part (11) of the elastic engaging piece (10) is moved on the changeover slide surface (15) of the stopper wall (14).