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Title:
ガスボンベ用ガス充填装置のアタッチメント
Document Type and Number:
Japanese Patent JP3066602
Kind Code:
B2
Abstract:
An attachment of a gas charger for a gas container is adapted to be mounted to a valve device with a check valve and to be used for forcedly opening a spring-closed type check valve by means of a charging pressure of a fresh gas. The attachment is provided with a gas charging mouthpiece detachably secured to a valve box of the valve device, a piston supporting member movable together with the gas charging mouthpiece, and a valve-opening piston. The valve-opening piston is sealingly supported by the piston supporting member in such a condition as being freely movable in the diametrical direction and is detachably sealingly fitted into a received pressure removing cylinder room of a check valve member.

Inventors:
尾井 彗良
米澤 慶多朗
Application Number:
JP26239690A
Publication Date:
July 17, 2000
Filing Date:
September 27, 1990
Export Citation:
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Assignee:
株式会社ネリキ
International Classes:
F17C5/06; F17C13/04; (IPC1-7): F17C13/04
Attorney, Agent or Firm:
北谷 寿一



 
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