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Patent Searching and Data


Title:
HOTEL LOCK
Document Type and Number:
Japanese Patent JP2000240334
Kind Code:
A
Abstract:

To secure the operation of the emergency key device of a hotel lock.

In this hotel lock in which a cooperation member 6 is rotated counterclockwise in any case of the clockwise and counterclockwise rotation of a tail piece 52 by the engagement of the first gear 31 and the second gear 41 of a rotation member 3 and the engagement of the engaging piece 32 and a communicating piece 7 of the rotation member 3 to retract a latch bolt into a lock box, the fourth gear 56 of an emergency key tumbler 51 is always engaged with the second gear 41.


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Inventors:
NITTA TOSHIAKI
Application Number:
JP1999000039077
Publication Date:
September 05, 2000
Filing Date:
February 17, 1999
Export Citation:
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Assignee:
MIWA LOCK KK
International Classes:
E05B35/10; E05B55/00; E05B65/06; E05B65/10; (IPC1-7): E05B35/10; E05B55/00; E05B65/06; E05B65/10
Attorney, Agent or Firm:
飯田 岳雄