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:
Apr. 10, 2012
Filed:
May. 29, 2007
Applicants:
John Eric Rollinger, Sterling Heights, MI (US);
David Bell, Plymouth, MI (US);
Michael John Cullen, Northville, MI (US);
Brien Lloyd Fulton, West Bloomfield, MI (US);
Inventors:
John Eric Rollinger, Sterling Heights, MI (US);
David Bell, Plymouth, MI (US);
Michael John Cullen, Northville, MI (US);
Brien Lloyd Fulton, West Bloomfield, MI (US);
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 23/00 (2006.01); F02B 33/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of operation for an engine system having a variable geometry turbocharger with a vane is disclosed. In one example, an EGR valve is closed while vane position is adjusted. The method can reduce vane positioning errors during engine operation.