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:
Dec. 15, 2015
Filed:
Nov. 25, 2010
Lothar Von Schimonsky, Gerhardshofen, DE;
Camilo Costa, Herzogenaurach, DE;
Lothar Von Schimonsky, Gerhardshofen, DE;
Camilo Costa, Herzogenaurach, DE;
Schaeffler Technologies AG & Co. KG, Herzogenaurach, DE;
Abstract
An internal combustion engine () having an electrohydraulic valve control () for the variable lift drive of a gas exchange valve () is provided. The hydraulic valve () is actuated by an electronic control module () such that a gas exchange valve stroke () required for a charge change is adjusted during the cold start phase of the internal combustion engine () within a minimum stroke height (h-min) and a maximum closing time (α-max). A method for operating the internal combustion engine () is also provided.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile