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:
Sep. 25, 1990
Filed:
Jan. 10, 1989
Applicant:
Inventors:
Tadahiro Yamamoto, Yokosuka, JP;
Ken Ota, Yokosuka, JP;
Assignee:
Nissan Motor Company, Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M / ; F02M / ; F02M / ;
U.S. Cl.
CPC ...
123478 ; 123498 ;
Abstract
A fuel injection system according to the present invention comprises a plunger disposed in a cylinder, an actuator in the form of a piezoelectric element for effecting reciprocation of the plunger, a fuel supply passage for admitting fuel to the cylinder, a plurality of pressurized fuel delivery passages for distributing pressurized fuel among a plurality of injection valves, solenoid valves for opening or closing the plurality of pressurized fuel delivery passages, and a control circuit for activating the actuator and the solenoid valves.