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1. (WO2018180587) VALVE DEVICE

Pub. No.:    WO/2018/180587    International Application No.:    PCT/JP2018/010438
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Sat Mar 17 00:59:59 CET 2018
IPC: F16K 31/163
F16K 1/00
F16K 47/02
Applicants: FUJIKIN INCORPORATED
株式会社フジキン
Inventors: ITO Kazushi
伊藤 和志
KIMURA Jun
木村 純
Title: VALVE DEVICE
Abstract:
[Problem] To provide a valve device which has a gas-driven power generation function and in which various electronic apparatuses can be loaded and the problem of wiring or battery replacement is resolved. [Solution] The present invention has: a piston member 13 that drives a diaphragm 15; an actuator unit 10 that receives a supply of a driving gas and drives the piston member 13; a coil spring 30 that biases the piston member 13; and a power generation unit 100 that includes a coil 130 provided on a movable part moving in conjunction with the operation of the actuator unit 10, and a permanent magnet 120 provided on a fixed part that does not move regardless of the operation of the actuator unit 10.