| 摘要 |
PROBLEM TO BE SOLVED: To provide a door lock structure of a lifting cabinet which can accurately prevent the door thereof from accidentally opening due to earthquake or the like with a simple structure. SOLUTION: There arranged an inner cabinet freely liftable within an outer cabinet which has a door opening part arranged open at a lower part of a front plate and a door made to flap on the door opening part and the door is opened or closed with a link arm driven following the inner cabinet. A guide shift is installed protrudingly on the side of the end part contacting the rear of the door of the link arm and a working plate having a roughly L-shaped guide groove formed therein is mounted on the rear side of the door to let the guide shaft be slidably fitted loosely into the groove. When a force works on the door kept closed in the direction of opening it, the guide shaft is engaged with a short side groove part of the guide groove to lock the movement of the door in the direction of opening it.
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