| 摘要 |
PROBLEM TO BE SOLVED: To provide a lock device for door of a vending machine or the like capable of unlocking the door in emergency, being operated by remote control, and enhancing the crime prevention performance. SOLUTION: In this lock device for door, latches 5, 5 arranged in a shaft part 31 of a handle 3 are engaged with engaging recessed parts 14, respectively, to restrain protrusion of the handle 3. The slider 8 is moved, protruding parts 5b, 5b of the latches 5, 5 are moved into recessed parts 8b, 8b to release engagement, and the handle 3 is protruded by a spring 4 to unlock the door. A cam mechanism 7 is provided at a position being adjacent to the slider 8. A lever 72 is arranged between a cam 71 of a cam mechanism 7 and the slider 8. The cam 71 is turned by a motor unit 6, and the lever 72 is moved to push and move the slider 8. A plate 9 having rigidity is arranged in a cover 15 covering the cam mechanism 7, and a part of the plate 9 is exposed through an opening 15a. A pin 75 of the cam 71 is engaged with a cutout section 9a of the plate 9. A lever of a cylinder lock is engaged with an engaging hole 9b in an end part of the plate 9. The plate 9 is pushed to move the pin 75, and the slider 8 is moved by the lever 72 to unlock the door in emergency. COPYRIGHT: (C)2010,JPO&INPIT
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