Title:
ガス栓におけるパージ構造
Document Type and Number:
Japanese Patent JP6663794
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a purge structure in a gas cock capable of preventing a sealing plug for closing an inspection opening from being lost or forgotten closing.SOLUTION: A purge cylinder 13 provided at an inspection opening is closed by a sealing plug 14. To the purge cylinder 13, a tool body 2 for purging is attached. To the tool body 2 for purging, an operation unit 25 capable of opening/closing the sealing plug 14 is provided. Provided is lock means 3 for locking the tool body 2 for purging to the purge cylinder 13 in an unremovable state. With operation unit 25, when the sealing plug 14 moves to an open position, a lock state of the lock means 3 cannot be released, and when the sealing plug 14 moves to a closed position, the lock state can be released.SELECTED DRAWING: Figure 1
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Inventors:
Yasushi Tamaki
Takuya Takada
Yuichiro Tani
Yusuke Kawahara
Shinichi Nishibori
Takuya Takada
Yuichiro Tani
Yusuke Kawahara
Shinichi Nishibori
Application Number:
JP2016100513A
Publication Date:
March 13, 2020
Filing Date:
May 19, 2016
Export Citation:
Assignee:
Fujii Alloy Mfg. Co., Ltd.
International Classes:
F16K35/02; F16K51/00
Domestic Patent References:
| JP64011479U | ||||
| JP2003343762A | ||||
| JP4009489Y2 | ||||
| JP7333100A | ||||
| JP3023631U |
Attorney, Agent or Firm:
Eiji Miyazaki
Tomohiro Harada
Tomohiro Harada