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Title:
DOOR LOCK
Document Type and Number:
Japanese Patent JPH1018666
Kind Code:
A
Abstract:

To reduce shock noise brought on closing a door, by providing a buffer member and a detection member of a clearance.

A buffer plate 8 is fitted to a part of a latch bolt 5. Further, a detection member 10 of a clearance, which contacts the receive face of the latch through a spring 11 absorbing shocks and enters the case body 1, is provided at a part of the buffer plate 8. The spring 11 absorbing shocks is compressed by the spring force at the time when the latch bolt 5 is stuck into a square hole and the sticking force of the latch bolt 5 is absorbed by the reaction force and the shock noise is reduced.


Inventors:
NOGUCHI TOSHIHIKO
Application Number:
JP1996000197019
Publication Date:
January 20, 1998
Filing Date:
July 08, 1996
Export Citation:
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Assignee:
GIKEN KANAMONO KK
International Classes:
E05C1/12; E05B55/00; (IPC1-7): E05C1/12; E05B55/00
Attorney, Agent or Firm:
西川 慶治 (外1名)



 
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