Title:
HYDROGEN GAS VALVE DEVICE AND HYDROGEN GAS VALVE BODY EQUIPPED THEREWITH
Document Type and Number:
WIPO Patent Application WO/2023/176734
Kind Code:
A1
Abstract:
This hydrogen gas valve device controls the flow of hydrogen gas and comprises: a valve body; and a housing that includes a valve port through which the hydrogen gas flows, a valve seat around the valve port, and an inner wall surface into which the valve body is inserted, the housing being made of aluminum, chromium molybdenum steel, or stainless steel, wherein the valve body includes a seat part that is made of a non-thermoplastic resin and is seated on the valve seat, and a sliding part that is made of a thermoplastic resin and slides on the inner wall surface.
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Inventors:
HAYASE TOMOYA
NINOMIYA MAKOTO
OKAMOTO MASAYOSHI
NINOMIYA MAKOTO
OKAMOTO MASAYOSHI
Application Number:
PCT/JP2023/009376
Publication Date:
September 21, 2023
Filing Date:
March 10, 2023
Export Citation:
Assignee:
KAWASAKI HEAVY IND LTD (JP)
International Classes:
F16K1/36; F16K1/42; F16K27/00; F16K31/06; F17C13/04
Foreign References:
| JP2005023975A | 2005-01-27 | |||
| JP2016145602A | 2016-08-12 |
Attorney, Agent or Firm:
ISHIDA, Shoji (JP)
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