Title:
ACCUMULATION TYPE FIRE EXTINGUISHER
Document Type and Number:
Japanese Patent JP2016163621
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an accumulation type fire extinguisher having characteristic in a seal structure disposed on a mouthpiece part for preventing leakage of filler gas.SOLUTION: A fire extinguisher 1 comprises a packing material 3 for preventing leakage of compression gas in a pressure vessel 2, between the pressure vessel 2 and a valve 5. The packing material 3 has an outer peripheral seal part for being inserted into a mouthpiece part 14 of the pressure vessel 2 and having O-ring structures on two or more positions, between the packing material and the mouthpiece part 14. The packing material 3 further has an inner tube holding part for holding an inner tube 4 inserted thereinto, the inner tube holding part may have an inner peripheral seal part having O-ring structures at one or more positions. The packing material 3 may have an upper flat seal part which is carried to the upper part of the mouthpiece part 14, and is pressed from a vertical direction by the valve 5 and the pressure vessel 2, for functioning.SELECTED DRAWING: Figure 1
Inventors:
YAMAGUCHI TAKAHIRO
MIKAMI MASARU
TOBARI AYAKA
YAMAMOTO HIROYUKI
MIKAMI MASARU
TOBARI AYAKA
YAMAMOTO HIROYUKI
Application Number:
JP2015044305A
Publication Date:
September 08, 2016
Filing Date:
March 06, 2015
Export Citation:
Assignee:
YAMATO PROTEC CORP
International Classes:
A62C13/62
Domestic Patent References:
| JP2010131099A | 2010-06-17 | |||
| JPS5598890U | 1980-07-09 |
Attorney, Agent or Firm:
Tomoko Sato
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