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:
Jul. 01, 2003
Filed:
Dec. 22, 2000
Applicant:
Inventors:
Markus Ketterer, Stuttgart, DE;
Klaus-Juergen Wald, Stuttgart, DE;
Achim Guenther, Stuttgart, DE;
Juergen Foerster, Ingersheim, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02P 1/712 ;
U.S. Cl.
CPC ...
F02P 1/712 ;
Abstract
A device and a method for detecting phase in four-stroke engines, in which an electronic control unit (ECU) detects a spark current as a measuring signal and determines whether ignition occurred for ascertaining the compression cycles of the cylinders, whereby the electronic control unit is able to cause the injection to be performed in a correct phase relation.