Title:
COMPRESSION FASTENER FOR PIPING
Document Type and Number:
WIPO Patent Application WO/2020/226256
Kind Code:
A1
Abstract:
The present invention relates to a compression fastener for piping, the compression fastener comprising: a first clamp member which has a first fastener and a second fastener respectively formed on either end of a body part thereof, and has provided, on the inner circumference of the body part, a first pressing part corresponding to a portion of the round shape of a pipe connection part; a second clamp member which has, on one end of a body part thereof, a third fastener rotatably coupled to the first fastener, has formed, on the inner circumference of the body part, a second pressing part of which one end is connected to one end of the first pressing part, has a first tightening protrusion formed on the other end of the body part, and has a first elastic pressing member insertion hole penetrated towards the first fastener from the outer side of the body part; a third clamp member which has, on one end of a body part thereof, a fourth fastener rotatably coupled to the second fastener, has formed, on the inner circumference of the body part, a third pressing part of which one end and the other end are respectively connected to the respective one ends of the first pressing part and the second pressing part so as to form an overall ring shape therewith, has a second tightening protrusion formed on the other end of the body part, and has a second elastic pressing member insertion hole penetrated towards the second fastener from the outer side of the body part; a first elastic pressing member which is inserted in the first elastic pressing member insertion hole and provides a predetermined elastic supporting force to the first fastener; and a second elastic pressing member which is inserted in the second elastic pressing member insertion hole and provides a predetermined elastic supporting force to the second fastener.
Inventors:
NAM HAK-WOO (KR)
Application Number:
PCT/KR2019/018706
Publication Date:
November 12, 2020
Filing Date:
December 30, 2019
Export Citation:
Assignee:
MINWOO CO LTD (KR)
International Classes:
F16L37/22; B25B27/02
Foreign References:
| KR20180001855U | 2018-06-21 | |||
| KR20170122080A | 2017-11-03 | |||
| KR200480711Y1 | 2016-07-08 | |||
| KR101808791B1 | 2017-12-13 | |||
| US6772618B2 | 2004-08-10 |
Attorney, Agent or Firm:
CHOI, Kwang Il (KR)
Download PDF: