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1. (WO2016051876) BUTTERFLY VALVE

Pub. No.:    WO/2016/051876    International Application No.:    PCT/JP2015/066678
Publication Date: Fri Apr 08 01:59:59 CEST 2016 International Filing Date: Thu Jun 11 01:59:59 CEST 2015
IPC: F16K 1/22
F16K 1/32
F16K 31/04
Applicants: TGK CO., LTD.
株式会社テージーケー
Inventors: ANDOH Toshihiro
安藤俊裕
ARATA Katsushi
新多克司
Title: BUTTERFLY VALVE
Abstract:
A valve element (18) is configured by joining a first plate (76) and a second plate (78) to one another in a manner such that the center sections of the facing surfaces thereof have attachment holes (80) formed therein for attaching a shaft thereto. The first plate (76) and the second plate (78) are assembled with one another by mating a projection (90) provided on one facing surface with a hole (92) provided in the other facing surface, and are joined to one another by crimping or the like.