The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 17, 2004

Filed:

Oct. 09, 2001
Applicant:
Inventors:

Masaru Takeda, Amagasaki, JP;

Mitsunori Sakai, Amagasaki, JP;

Junichi Ono, Fujisawa, JP;

Yorikazu Satoh, Fujisawa, JP;

Ken Nagasawa, Fujisawa, JP;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 1/738 ;
U.S. Cl.
CPC ...
F16K 1/738 ;
Abstract

A housing ( ) comprises a first housing ( ) and a second housing ( ). The first housing ( ) is fixed to a gas cylinder ( ) and is provided with a cylinder main valve ( ) which is manually opened and closed. The second housing ( ) is provided with a main stop valve ( ) of an electromagnetically opening and closing valve. The second housing ( ) is removably fixed to the first housing ( ) by a tightening bolt ( ). In this state where the second housing ( ) is fixed to the first housing ( ), the cylinder main valve ( ) has a first valve chamber ( ) communicated with a second valve chamber ( ) of the main stop valve ( ).


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