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Patent Searching and Data


Title:
AUTOMATICALLY LOCKING DEVICE
Document Type and Number:
Japanese Patent JPS6421182
Kind Code:
A
Abstract:

PURPOSE: To suppress an automatically locking function by simple operation, by additionally providing an automatic locking-suppressing function in a lock device imparting the automatic locking function in a dead bolt.

CONSTITUTION: When automatic locking is performed, a trigger bolt 4 is sunk in a case 1 when a door is closed, engagement with a slider 10 is released by tilting a stopper 9. Next, the slider 10 is moved, a cam plate 18 is turned, a dead bolt 25 is protruded from the case 1, and a lever 33 of a guard lever 32 is engaged with a stepped part 30 of the bolt 25. When an automatic locking function is suppressed, a tip end of the dead bolt 25 is retained by a finger to be prevented from protruding, also the trigger bolt 4 is pressed in by a finger to a retraction amount or more when the door is closed. The bolt 4 is locked by fitting a protrusion part 9a of the stopper 9 to a lock groove 4b of the trigger bolt 4.


Inventors:
OSADA SHUNICHI
Application Number:
JP1987000174766
Publication Date:
January 24, 1989
Filing Date:
July 15, 1987
Export Citation:
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Assignee:
KOKUSAN KINZOKU KOGYO KK
International Classes:
E05B55/12; (IPC1-7): E05B55/12