Title:
COUPLING DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/085209
Kind Code:
A1
Abstract:
A coupling device (first coupling device 56a) comprises: a shackle body 100 having a curved portion 110 and a pair of extending portions 112 extending from both ends of the curved portion 110; and a guide plate 106 that forms a guide surface 138 that intersects the shackle body 100 on the thickness direction side of the curved portion 110, the thickness direction being a direction penetrating the inner space surrounded by the curved portion 110 and the extending portions 112. As a result, the movement of a hook 52 along the length of the shackle body 100 is restricted, twisting of a chain, etc. connected to the hook 52 is suppressed, and the chain, etc. can be prevented from breaking.
More Like This:
WO/2021/194354 | SCHACKLE LOCK AND SHACKLE COMPRISING SAID SHACKLE LOCK |
Inventors:
TANAKA TOMOYUKI (JP)
Application Number:
PCT/JP2020/039234
Publication Date:
May 06, 2021
Filing Date:
October 19, 2020
Export Citation:
Assignee:
WURTH PAUL IHI CO LTD (JP)
International Classes:
F16G15/06; F16B45/04
Foreign References:
US6282879B1 | 2001-09-04 | |||
JP2001208033A | 2001-08-03 | |||
JPS57106493U | 1982-06-30 | |||
KR20190111556A | 2019-10-02 |
Attorney, Agent or Firm:
AOMI PATENT (JP)
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