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. 28, 2004
Filed:
Sep. 30, 2002
Applicant:
Inventors:
Klaus Bayerle, Obertraubling, DE;
Gerhard Haft, Obermotzing, DE;
Gregor Probst, Landshut, DE;
Hong Zhang, Tegernheim, DE;
Assignee:
Siemens Aktiengesellschaft, München, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02N 1/108 ; F02D 4/106 ;
U.S. Cl.
CPC ...
F02N 1/108 ; F02D 4/106 ;
Abstract
A method and device for starting an internal combustion engine in a manner which reduces the emissions occurring during starting. The method and device involving setting the throttle valve in an intake duct, accelerating the engine via a crank shaft starter alternator to a desired rotational speed, determining the suction-pipe pressure in the intake duct downstream of the throttle valve, and enabling fuel injection when the suction-pipe pressure undershoots a predetermined threshold value.