Title:
CHAIN LOCKING STRUCTURE OF GUIDE POST
Document Type and Number:
Japanese Patent JPH1136250
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To simply and firmly fix a chain to the side of a guide post, and easily remove the chain by forming a structure with a lock fitting and a chain in such a manner as to satisfy specified conditions. SOLUTION: The thickness of a plate of a plate-like base 3a of a lock fitting 3 is taken to be G, the line diameter of a chain 2 is R, the inner diameter of major axis of the ring of the chain 2 is Q, the inner diameter of minor axis of the ring of the chain 2 is P, the space between the U-shaped lock part 3d and the base 3a is A, the width of the U-shaped lock part 3d is B, the space between the suspending part 3c and the U-shaped lock part 3d is C, and the width of the suspending part 3c is D. The lock fitting 3 and the chain 2 are constructed in such a manner as to satisfy the following expressions: A>R, C>R, B
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Inventors:
KODAMA ICHIRO
Application Number:
JP19568297A
Publication Date:
February 09, 1999
Filing Date:
July 22, 1997
Export Citation:
Assignee:
KODAMA KIKAI SEISAKUSHO KK
International Classes:
E01F13/00; F16G17/00; (IPC1-7): E01F13/00; F16G17/00
Attorney, Agent or Firm:
Minami Issei (1 person outside)