Title:
GAS GOVERNOR DEVICE
Document Type and Number:
Japanese Patent JP2018123868
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a gas governor device 1 having: a valve body 121 connected to a diaphragm 115 and detachable/attachable from/to a valve seat 112; a diaphragm cover 122 defined in a back-pressure chamber 116 on a back side of the diaphragm; a pressure-adjusting spring 124 in the back-pressure chamber; and an adjusting member 125 for adjusting an urging force of the pressure-adjusting spring threadedly inserted into a cylindrical part 122a provided on the diaphragm cover, in which the gas governor device 1 can surely prevent displacement of the adjusting member after adjustment and improve operability of detaching/attaching a member for preventing contact with the adjusting member.SOLUTION: An annular first non-slip member 126 is provided between an outer peripheral face of an adjusting member 125 and an inner peripheral face of a cylindrical part 122a. Also, as a member for preventing contact with the adjusting member 125, a plug member 127 is inserted into an outer edge part of the cylindrical part 122a. Further, an annular second non-slip member 128 is provided between an outer peripheral face of the plug member 127 and an inner peripheral face of the outer edge part of the cylindrical part 122a.SELECTED DRAWING: Figure 1
Inventors:
YOSHIMURA KIMIHIRO
Application Number:
JP2017015505A
Publication Date:
August 09, 2018
Filing Date:
January 31, 2017
Export Citation:
Assignee:
RINNAI KK
International Classes:
F16K27/02; F16K17/30; F16K31/126
Domestic Patent References:
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Foreign References:
| US20140083519A1 | 2014-03-27 |
Attorney, Agent or Firm:
Seiryu Corporation