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:
May. 27, 2014
Filed:
Mar. 09, 2011
Gopichandra Surnilla, West Bloomfield, MI (US);
Michael Howard Shelby, Plymouth, MI (US);
Joseph Norman Ulrey, Dearborn, MI (US);
Daniel Joseph Styles, Canton, MI (US);
Christopher House, Belleville, MI (US);
Brad Alan Boyer, Canton, MI (US);
James Hilditch, Canton, MI (US);
Gopichandra Surnilla, West Bloomfield, MI (US);
Michael Howard Shelby, Plymouth, MI (US);
Joseph Norman Ulrey, Dearborn, MI (US);
Daniel Joseph Styles, Canton, MI (US);
Christopher House, Belleville, MI (US);
Brad Alan Boyer, Canton, MI (US);
James Hilditch, Canton, MI (US);
Ford Global Technologies, LLC, Dearborn, MI (US);
Abstract
A method for controlling combustion in a cylinder of a turbocharged engine in which intake air is reserved upstream of the cylinder. The method comprises decreasing an internal EGR rate in the cylinder during a tip-out condition if the temperature of the intake air is above a threshold, and increasing the internal EGR rate in the cylinder during a tip-out condition if the temperature of the intake air is below the threshold.