Title:
SUPPORT FIXTURE FOR PIPE FLANGE
Document Type and Number:
WIPO Patent Application WO/2023/027478
Kind Code:
A1
Abstract:
The present invention relates to a support fixture for a pipe flange, wherein: when expanding a gap between two pipe flanges, a support which is coupled to both sides of a hydraulic cylinder installed outside both pipe flanges and expands the gap between the pipe flanges by operation of the hydraulic cylinder can easily be fixed to the pipe flanges; in a state in which a collet of a fixture is inserted into a fastening hole of the pipe flange by passing through a fixture insertion hole of the support, the diameter of an expansion collet is expanded so as to generate a strong fixing force by an interference fit phenomenon; and by expanding the diameter of the expansion collet, the support fixture for a pipe flange can be universally used according to pipe flange fastening holes of various standards.
Inventors:
SON YOUNG GWON (KR)
LEE KWON DO (KR)
LEE SU EUN (KR)
LEE KWON DO (KR)
LEE SU EUN (KR)
Application Number:
PCT/KR2022/012588
Publication Date:
March 02, 2023
Filing Date:
August 23, 2022
Export Citation:
Assignee:
SON YOUNG GWON (KR)
International Classes:
F16L23/036
Foreign References:
| KR20080082395A | 2008-09-11 | |||
| JPS5096859U | 1975-08-13 | |||
| JP2003139118A | 2003-05-14 | |||
| JPH11304063A | 1999-11-05 | |||
| JPS5610507U | 1981-01-29 |
Attorney, Agent or Firm:
WELL PATENT LAW FIRM (KR)
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