Title:
DISK TUMBLER LOCK
Document Type and Number:
Japanese Patent JP3752661
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a disk tumbler lock allowing an inner cylinder and an outer cylinder to be easily assembled in manufacturing to improve assembling work efficiency.
SOLUTION: This disk tumbler lock has an outer cylinder 3 having an inner surface recessed part 3a inside, and an inner cylinder 2 rotatably inserted in the outer cylinder and having inside a plurality of tumbler insert holes for inserting a plurality of disk tumblers 4 arranged vertically to the axial direction. A drum cover 5 is fitted to the outer peripheral part of the inner cylinder 2 to cover the top opening part 24 of the tumbler insert hole, and the drum cover 5 is provided with a projecting hole 5b for the tumbler formed in a position opposite to the tumbler insert hole to project only the tip part of the disk tumbler 5.
Inventors:
Nakamura Agricultural History
Tsuneo Nakamura
Tsuneo Nakamura
Application Number:
JP2001031119A
Publication Date:
March 08, 2006
Filing Date:
February 07, 2001
Export Citation:
Assignee:
Middle East Industry Co., Ltd.
International Classes:
E05B29/04; E05B15/00; (IPC1-7): E05B29/04; E05B15/00
Foreign References:
| US4715201 |
Attorney, Agent or Firm:
Akio Iida