Title:
SHACKLE INCLUDING LOCKING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/184960
Kind Code:
A1
Abstract:
A shackle including a locking device according to the present invention disclosed herein comprises: a shackle body which has one end portion and the other end portion spaced apart from each other on one side of the shackle body, has first and second holes penetrating the one end portion and the other end portion, respectively, has a plurality of coupling grooves radially formed closely around the first hole, and has a crane hook on the other side of the shackle body; a shackle pin which sequentially passes through the first and second holes of the shackle body, and is helically threaded to the second hole; and a locking member which is installed in a first coupling hole formed on one side of a handle of the shackle pin, and locks or unlocks the shackle pin by moving while being coupled to any one of the plurality of coupling grooves. According to the present invention, by including the locking member in the shackle pin so as to be coupled to any one of the plurality of coupling grooves radially formed on one end of the shackle body, or by including the locking member or a release prevention member in the shackle pin so as to be respectively coupled to points facing each other from among the plurality of coupling grooves radially formed on one end of the shackle body, it is possible to efficiently prevent separation of the shackle pin from the shackle body so as to prevent safety accidents in advance. As the locking member, or the locking member and the release prevention member are provided on the shackle pin in an embedded state, the locking member, or the locking member and the release prevention member can be protected from being damaged by external force.
Inventors:
KIM CHOONG HO (KR)
Application Number:
PCT/KR2020/003342
Publication Date:
September 17, 2020
Filing Date:
March 11, 2020
Export Citation:
Assignee:
KIM CHOONG HO (KR)
International Classes:
B66C1/62; B66C1/34; F16G15/06
Foreign References:
| KR101678359B1 | 2016-11-25 | |||
| KR20140124280A | 2014-10-24 | |||
| JP2001208033A | 2001-08-03 | |||
| US20170121154A1 | 2017-05-04 | |||
| US20040207221A1 | 2004-10-21 | |||
| KR102086072B1 | 2020-03-06 |
Attorney, Agent or Firm:
CHEON JEE INTERNATIONAL PATENT & LAW FIRM (KR)
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