| 摘要 |
PROBLEM TO BE SOLVED: To provide a lock case structure of a locking/unlocking device which hardly causes deformation and enables simple packaging.SOLUTION: A lock case structure of a locking/unlocking device is provided with: a case body 41 which is provided inside a door 27 and houses a dead bolt 19 penetrating a front surface plate 21 and movable forward and backward from a butt end 31 of the door; a front backing plate 33 which is formed with a through hole 45 penetrated by the dead bolt 19 to be fixed to the butt end 31 of the door and supports a case body 41 by locking means installed in it and the front surface plate 21; and a front plate 61 which covers the front backing plate 33 exposed from the butt end 31 of the door and is fixed to the front surface plate 21 across the front backing plate 33 by screwing the front surface plate 21 with a front plate fixing screw 69 inserted from a plate surface 67. |
