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.:

US 7089916 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 15, 2006

Filed:

Apr. 29, 2004
Applicants:

Matsuharu Abo, Hitachinaka, JP;

Yoshiyuki Tanabe, Hitachinaka, JP;

Hiroshi Fujii, Tokyo, JP;

Koji Onishi, Hitachinaka, JP;

Toshio Ishii, Mito, JP;

Mamoru Fujieda, Tomobe-machi, JP;

Inventors:

Matsuharu Abo, Hitachinaka, JP;

Yoshiyuki Tanabe, Hitachinaka, JP;

Hiroshi Fujii, Tokyo, JP;

Koji Onishi, Hitachinaka, JP;

Toshio Ishii, Mito, JP;

Mamoru Fujieda, Tomobe-machi, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 51/00 (2006.01); B05B 1/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

In the fuel cylinder injection engine with the supercharging machine, the ignitability deteriorates because the density of the fuel at the spray center becomes excessive due to the shrinkage of the fuel spray under the supercharging. As a result, the density of the smoke and the hydrocarbon exhaust rate increase. The mixture of the fuel and the air under the supercharging is promoted by the control by TCV installed in the suction port which is a divided spray and air flow generation mechanism and the valve timing control of the suction and exhaust valve, etc.


Find Patent Forward Citations

Abo, Matsuharu. (2006). Internal combustion engine and fuel injection control device therefor (U.S. Patent No. 7089916). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7089916

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