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:
Aug. 13, 2002
Filed:
Jun. 25, 2001
Applicant:
Inventors:
Mitsuyoshi Shouji, Juou-machi, JP;
Hiroshi Sasaki, Tokai-mura, JP;
Kenichi Kawashima, Hitachinaka, JP;
Yutaka Ito, Takahagi, JP;
Yoshiyuki Tanabe, Hitachinaka, JP;
Atsushi Sekine, Mito, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 3/710 ;
U.S. Cl.
CPC ...
F02M 3/710 ;
Abstract
The invention provides for a fuel injection valve for a direct gasoline injection engine, a direct injection engine and an automobile using the same, which can prevent the deposits produced during combustion of gasoline from accumulating on the surface of the fuel injection valve, or easily remove the deposits therefrom. A reaction-bonded layer of perfluoropolyether compounds having alkoxy silane as its terminal group is provided on the surface of the fuel injection valve of the invention.