PURPOSE: To improve a pledge lock, and to unlock the bonding member of the lock by the specific shape or design of a card having simple constitution.
CONSTITUTION: A lock has a casing 1 installed to the first trolley, and an opening for a pledge and an opening for a bonding member are formed to the casing 1. The bonding member is mounted on the second trolley, and is being locked by a closure bolt unit the pledge is inserted. The pledge is used as the card moving a control member during insertion, and the control member moves the closure bolt 4 from the position of locking to the position of unlocking. The card has at last the first zone, in which the card is bent regarding a residual section from a card surface, and the second card zone by a lock projection 14 extended into a card inserting path. The first zone collides with a stop for the control member directly or through an intermediate member under a bent state, and moves the control member.
JP3086556 | [Name of invention] Rotatable lock |
WO/2010/148592 | MINI LOCK FOR PORTABLE COMPUTER |
WO/2003/083238 | ANTI-THEFT DEVICE FOR SKIS |