DOUBLE ECCENTRIC VALVE

Title:

DOUBLE ECCENTRIC VALVE

Document Type and Number:

WIPO Patent Application WO/2019/012850

Kind Code:

A1

Abstract:

A double eccentric valve, wherein: the valve seat or valve body comprises a rubber seal part in which a seat surface or seal surface is formed; and interference between the valve seat and the valve body reaches a minimum at a position of a rotary-shaft-directional end part which, in the valve body, lies along a direction parallel to the radial direction of the valve body, this being the direction in which the axis of a rotary shaft extends.

More Like This:

WO/1996/033360	METHOD FOR ADJUSTING VALVE SEALING ENGAGEMENT
WO/2017/011673	SPRING RING VALVE SEAT AND BUTTERFLY VALVE WITH SPRING RING VALVE SEAT

Inventors:

ITAHARA MITSUYOSHI (JP)
YONESHIGE KAZUHIRO (JP)
KAWAZOE HIROSHI (JP)
FUKUI MAKOTO (JP)
NAGATA SADATSUGU (JP)

Application Number:

PCT/JP2018/021158

Publication Date:

January 17, 2019

Filing Date:

June 01, 2018

Export Citation:

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Assignee:

AISAN IND (JP)

International Classes:

F16K1/226; F16K1/22

Domestic Patent References:

WO2009069240A1

2009-06-04

Foreign References:

JPS6244215Y2	1987-11-19
JP2001343075A	2001-12-14

Attorney, Agent or Firm:

COSMOS PATENT OFFICE (JP)

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