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. 25, 2004
Filed:
Jun. 13, 2003
Kenichi Nomura, Kawasaki, JP;
Keihin Corporation, Tokyo, JP;
Abstract
In a fuel injection apparatus in which a pressure regulator is attached to a vapor separator, in order to make the vapor separator compact, to improve corrosion resistance of the pressure regulator and to maintain a stable pressure regulating operation for a long time period, a vapor separator is constituted by a chamber and a cover, a pressure regulator is arranged within a recess portion of the cover and above a fixed fuel liquid surface, the longitudinal axis of the pressure regulator is arranged in a state of being approximately parallel to the fuel liquid surface, a pressure fuel inflow passage is formed in the cover and is formed so as to be branched from a fuel discharge passage formed in the cover, and a vent hole of a spring chamber is open at a lower position in the gravitational direction.