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.
Patent No.:
Date of Patent:
Jan. 03, 1984
Filed:
Nov. 03, 1981
Applicant:
Inventors:
Mitsuo Morizumi, Yokohama, JP;
Masahiro Kawahata, Yokohama, JP;
Assignee:
Nissan Motor Co., Ltd., Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137413 ; 137588 ; 137414 ; 137210 ;
Abstract
A liquefied gas overcharge prevention device provided with a safety valve. The overcharge prevention system comprises, in combination, a conventional pressurized gas tank charging valve having a liquid level responsive gas inlet valve mechanism, a first relief valve for regulating pressure within the tank and a second relief valve for regulating back pressure within the charging valve.