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:
May. 05, 2020

Filed:

Dec. 07, 2017
Applicant:

Tatsuno Corporation, Tokyo, JP;

Inventors:

Masahiro Takezawa, Tokyo, JP;

Yuki Terasoma, Tokyo, JP;

Kiyoshi Kimura, Tokyo, JP;

Assignee:

TATSUNO CORPORATION, Tokyo, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16L 55/07 (2006.01); F16K 1/38 (2006.01); B67D 7/32 (2010.01); F16K 1/04 (2006.01); F17C 1/00 (2006.01); F16L 55/11 (2006.01); F16K 24/04 (2006.01); F17C 5/00 (2006.01); F17C 5/06 (2006.01); F17C 13/00 (2006.01); F17C 13/12 (2006.01); F16L 55/00 (2006.01); F16L 55/10 (2006.01); F16L 41/16 (2006.01);
U.S. Cl.
CPC ...
F16L 55/07 (2013.01); B67D 7/3218 (2013.01); F16K 1/04 (2013.01); F16K 1/385 (2013.01); F16K 24/04 (2013.01); F16L 55/1108 (2013.01); F17C 1/00 (2013.01); F17C 5/007 (2013.01); F17C 5/06 (2013.01); F17C 13/002 (2013.01); F17C 13/12 (2013.01); F16L 41/16 (2013.01); F16L 55/005 (2013.01); F16L 55/1007 (2013.01); F16L 55/1015 (2013.01); F17C 2205/037 (2013.01); F17C 2205/0332 (2013.01); F17C 2205/0338 (2013.01); F17C 2205/0364 (2013.01); F17C 2205/0382 (2013.01); F17C 2221/012 (2013.01); F17C 2223/0123 (2013.01); F17C 2265/065 (2013.01); F17C 2270/0139 (2013.01); F17C 2270/0178 (2013.01);
Abstract

To provide a depressurizer with a function of depressurizing a filling hose separated from a filling device when a safety device (safety joint) operates (separates). A depressurizers () according to the present invention are mounted to a filling hose () for filling hydrogen from a hydrogen filling apparatus () to a vehicle. In the present invention, it is preferable that on a main body portion () of the depressurizers () is formed a depressurizing communication hole (B) communicating with a hydrogen gas passage (A); a plug () that can be inserted into the depressurizing communication hole (B) is mounted; and on the depressurizing communication hole (B) and the plug () are formed tapered portions (a pin tapered portionB of the plugand a tapered portionBB of the depressurizing communication holeB) with complementary shapes.


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