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. 28, 2001
Filed:
Jun. 16, 1999
Applicant:
Inventor:
Jan Lindblom, Lycke, SE;
Assignee:
Volvo Lastvagnar AB, , SE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 4/500 ;
U.S. Cl.
CPC ...
F02M 4/500 ;
Abstract
Methods and apparatus for controlling fuel injection pressure for fuel through a nozzle for combustion in an engine are disclosed. These include methods and apparatus for injecting the fuel at an injection pressure by means of an injector, maintaining the pressure during injection by closing a primary control valve for the fuel, and releasing a portion of the pressure during a predetermined portion of the fuel injection.