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:
May. 08, 2012
Filed:
Aug. 10, 2009
Applicants:
Hideaki Nishibu, Tokai, JP;
Toshio Nishio, Handa, JP;
Yoko Iwao, Toyota, JP;
Inventors:
Assignee:
Aisan Kogyo Kabushiki Kaisha, Aichi-Ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 59/36 (2006.01); F16K 31/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fuel supply system includes a fuel pump for supplying fuel in a fuel tank to an engine, a pressure regulator and a three-way valve disposed in a valve chamber. The pressure regulator includes a pressure regulating chamber and a control pressure chamber and adjusts a fuel pressure in the pressure regulating chamber depending on a fuel pressure in the control pressure chamber. A control pressure passage for flowing the fuel to the control pressure chamber and the valve chamber is formed in a unit case.