PURPOSE: To enable opening or closing working to be quickly performed by setting a card to be inserted through a card inserting port, to set a latch in a released state and to slide from the inserting port to a card engaging port, and to be fixed and engaged disengagedly with fixing section of a lock case.
CONSTITUTION: The tip side 41 of a card 40 is inserted through a card inserting port 31, and is horizontally fitted on the inserting slot 58 of a lock main-body 50. After that, by a plurality of the lock arms 53 of a lock mechanism 51, a plurality of the card identifying slots 45 of the card 40 are mechanically identified with. After that, when the card 40 coincides with a card for the lock mechanism 51, then the all tip sides of the lock arms 53 are fitted into the horizontal groove 57 of a lock member 55 set on the lock main-body 50, and the lock main-body 50 is set slidably in the directions (j) of arrow heads and is released. Besides, a latch 21 and the lock main-body 50 are set in a slidable state.
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KAWAGUCHI TOSHITAKA
IWASHITA YOSHIO
SUGANO TAKASHI
| JPH0221259B2 | 1990-05-14 |