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. 02, 1995
Filed:
Feb. 28, 1991
Applicant:
Inventor:
Marion L Smitley, Birmingham, MI (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M / ;
U.S. Cl.
CPC ...
123497 ; 123357 ;
Abstract
An engine fuel injection system is provided, wherein pumping maximum possible fuel required by the engine and by-passing excess fuel not used by the engine are eliminated, the speed of the variable speed electric fuel pump for the system being controlled so as to pump only the quantity of fuel required to operate the engine under certain sensed engine and/or ambient operating conditions, such control being provided by a fuel pressure sensor/electronic pump motor speed control.