Title:
TUMBLER LOCK
Document Type and Number:
Japanese Patent JP2001262880
Kind Code:
A
Abstract:
To provide a tumbler lock capable of promoting the effect of the prevention of picking.
The tumbler lock is constituted of a female side member 1A forming a fitting hole 4A having a wide engaging way 3A in the front end 2A and a male side member 6A fitting a fixed cylinder lock 10A having a plurality of movable troublers 16A into the fitting hole 4A when it is fitted into the female side member 1A, and while a first tumbler 25 or a second tumbler 26 constituting the movable troublers 16A is energized to one direction by spring force of a spring 17, a third tumbler lock 27 is energized to two directions by spring force of a spring 17a (17B).
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Inventors:
SENBA YUICHI
NAKANO RYUTA
KISHIDA TANEKAZU
NAKANO RYUTA
KISHIDA TANEKAZU
Application Number:
JP2000071970A
Publication Date:
September 26, 2001
Filing Date:
March 15, 2000
Export Citation:
Assignee:
MIWA LOCK KK
KYOEI IND
KYOEI IND
International Classes:
E05B29/04; (IPC1-7): E05B29/04
Attorney, Agent or Firm:
Mitsuyasu Miura