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. 07, 2015
Filed:
Jul. 18, 2013
Applicant:
Ford Global Technologies, Llc, Dearborn, MI (US);
Inventor:
Frank Acierno Valencia, Canton, MI (US);
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
F02M 25/06 (2006.01); F01M 13/04 (2006.01); F01M 13/02 (2006.01); F01M 13/00 (2006.01);
U.S. Cl.
CPC ...
F01M 13/04 (2013.01); F01M 13/028 (2013.01); F01M 13/023 (2013.01); F01M 13/0416 (2013.01); F01M 2013/0005 (2013.01); F01M 2013/0494 (2013.01);
Abstract
A positive crankcase ventilation (PCV) system is provided. The PCV system includes an oil return line coupled to a PCV oil separator and extending through a crankcase housing and a PCV bypass valve positioned in a wall of the oil return line, the PCV bypass valve opening when a pressure in the crankcase exceeds a threshold value and closing when a pressure in the crankcase falls below a threshold value.