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. 07, 2001
Filed:
Jun. 09, 1999
Günter Schmitz, Aachen, DE;
FEV Motorentechnik GmbH, Aachen, DE;
Abstract
A method of regulating the idling run of an internal-combustion engine having a crankshaft, a plurality of cylinders each provided with intake and exhaust valves, a piston received for reciprocation in each cylinder and an engine control for variably controlling the intake and exhaust valves. The method includes the following steps during the idling run: determining the opening moment of the intake valves as a function of the angular position of the crankshaft and determining the closing moment of the intake valves by the engine control as a function of time.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile