TEMPORARY HOLDING STRUCTURE FOR GASKET

WIPO Patent Application WO/2020/066884

A1

This temporary holding structure for a gasket (4) is for, when a first V band flange (12) of a first circulation pipe (2) and a second V band flange (22) of a second circulation pipe (3) are fastened and coupled with a V band (5), temporarily holding the gasket (4) interposed between the first V band flange (12) of the first circulation pipe (2) and the second V band flange (22) of the second circulation pipe (3) with respect to the first V band flange (12) of the first circulation pipe (2). The outer peripheral surface (17) of the first V band flange (12) of the first circulation pipe (2) has a non-contact area (15) that, when being fastened with the V band (5), is spaced apart from the inner peripheral surface (46) of the V band (5) to the radially inner side. The first V band flange (12) of the first circulation pipe (2) has a pipe-side locking part (16) that is formed in the non-contact area (15). The gasket (4) has a gasket-side locking part (32) that is locked at the pipe-side locking part (16) of the first V band flange (12) of the first circulation pipe (2).

WO/2001/048415	SANITARY SEAL
WO/2007/117209	A CONNECTOR ASSEMBLY FOR AN OFF SHORE RISER
WO/2019/042204	PIPELINE ADAPTER

TSURUTA NAOYA (JP)
KAWAGUCHI SATOSHI (JP)

PCT/JP2019/036939

April 02, 2020

September 20, 2019

Click for automatic bibliography generation  

ISUZU MOTORS LTD (JP)

F16L23/18; F01N13/08; F16J15/06; F16L17/06; F16L23/04

JPS57205480U	1982-12-27
JP2012052605A	2012-03-15
DE3744045A1	1989-07-06
FR2906864A1	2008-04-11

HIBIYA Yukihiko et al. (JP)

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