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Title:
VALVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/003900
Kind Code:
A1
Abstract:
[Problem] To provide a gas-driven valve device on which various electronic devices can be mounted, and which has a power generation function in which the problem of wiring or battery replacement is resolved. [Solution] The present invention is provided with: an actuator 7 having a case part 10, 11 and a movable part 13 which is accommodated in the case part 10,11 and driven by a driving fluid to move a valve body in a closing direction or an opening direction; a spring member 30 which biases the movable part 13 in a direction resisting the driving force of the driving fluid; and a power generation and vibration control unit 100 which is provided with a power generation function for using the piezoelectric effect of a piezoelectric element to convert, into electrical power, the vibration generated in a vibration system by an operation of the actuator 7 and a vibration control function for suppressing the vibration applied to a device.

Inventors:
AIKAWA KENJI (JP)
SHINOHARA TSUTOMU (JP)
MATSUDA TAKAHIRO (JP)
Application Number:
JP2018/022440
Publication Date:
January 03, 2019
Filing Date:
June 12, 2018
Export Citation:
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Assignee:
FUJIKIN KK (JP)
International Classes:
F16K7/17; F16F15/02; F16F15/073; H02N2/18
Foreign References:
JP2016011744A2016-01-21
JP3177094U2012-07-19
JP2001157433A2001-06-08
Attorney, Agent or Firm:
FUJIMOTO Kenji (JP)
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