Title:
RELIEF VALVE AND GAS FUEL SUPPLY UNIT
Document Type and Number:
Japanese Patent JP2019108924
Kind Code:
A
Abstract:
To provide a relief valve capable of preventing a component, which is provided in a valve chamber of the relief valve, from falling to the outside due to change of inner pressure of the valve chamber, and to provide a gas fuel supply unit.SOLUTION: In an intermediate pressure relief valve 50 that discharges hydrogen gas in an introduction passage 54 to the outside of the introduction passage 54 and releases pressure when pressure in the introduction passage 54 exceeds a first predetermined value, a housing part 77 is formed by an introduction block 44 forming the introduction passage 54. In the introduction block 44, an accommodation part 60 is formed, which is connected to the introduction passage 54 and surrounded by an inner wall surface 44a of the introduction block 44. In the accommodation part 60, a valve body 75 and a spring 76 are accommodated.SELECTED DRAWING: Figure 2
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Inventors:
NAGATA SADATSUGU
Application Number:
JP2017241904A
Publication Date:
July 04, 2019
Filing Date:
December 18, 2017
Export Citation:
Assignee:
AISAN IND
International Classes:
F16K17/04; H01M8/04; H01M8/04082; H01M8/04746
Attorney, Agent or Firm:
Cosmos International Patent and Trademark Office