Title:
ガス栓
Document Type and Number:
Japanese Patent JP6732183
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an inexpensive gas plug capable of effectively coping with various influences from an installment environment or the inside or the outside of a gas plug body, and maintaining initial waterproof performance of a waterproof packing, the gas plug configured such that a waterproof packing 10 in a state where a plug 3 is rotatably stored in the plug storage part 30 of a gas plug body 31 and a control handle 2 is mounted through a waterproof packing to a cylindrical part 33 continuously provided above a plug storage part 30 in a rotatable and anti-loosening manner.SOLUTION: Between a control handle 2 and a cylindrical part 33 positioned with a predetermined interval inside with respect to a waterproof packing 10, provided is an annular second packing 1 whose diameter is smaller than that of the waterproof packing 10. The waterproof packing 10 is made of a material having resistance against influence from the outside of a gas plug, and the second packing 1 is made of a material having resistance against influence from the inside of the gas plug.SELECTED DRAWING: Figure 2
Inventors:
Shigemitsu Yonemoto
Akira Fujiki
Akira Fujiki
Application Number:
JP2016199071A
Publication Date:
July 29, 2020
Filing Date:
October 07, 2016
Export Citation:
Assignee:
Fujii Alloy Mfg. Co., Ltd.
International Classes:
F16K5/02; F16J15/18; F16J15/3232; F16J15/3236; F16K41/06
Domestic Patent References:
| JP2007270849A | ||||
| JP2002061760A | ||||
| JP2000329251A | ||||
| JP2009127789A |
Attorney, Agent or Firm:
Eiji Miyazaki
Tomohiro Harada
Tomohiro Harada