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:
Dec. 18, 2012
Filed:
Jan. 12, 2010
Toshio Nishio, Handa, JP;
Koji Yoshida, Kasugai, JP;
Hideaki Nishibu, Tokai, JP;
Kazumichi Hanai, Nagoya, JP;
Yuichi Murakoshi, Inazawa, JP;
Toshio Nishio, Handa, JP;
Koji Yoshida, Kasugai, JP;
Hideaki Nishibu, Tokai, JP;
Kazumichi Hanai, Nagoya, JP;
Yuichi Murakoshi, Inazawa, JP;
Aisan Kogyo Kabushiki Kaisha, Aichi-Ken, JP;
Abstract
On aspect according to the present invention includes a fuel supply system including a backflow preventing device provided in a fuel supply path communicating between a fuel pump and a fuel injecting valve device of an engine. The backflow preventing device can prevent backflow of the fuel from the fuel injecting valve device, so that a pressure of the fuel between the backflow preventing device and the fuel injecting valve device can maintained after stopping the fuel pump.