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. 05, 2020
Filed:
Jan. 17, 2019
Applicant:
Ford Global Technologies Llc, Dearborn, MI (US);
Inventors:
Assignee:
Ford Global Technologies LLC, Dearborn, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01M 13/04 (2006.01); F02M 35/10 (2006.01); F02B 29/04 (2006.01); F01M 13/00 (2006.01);
U.S. Cl.
CPC ...
F01M 13/04 (2013.01); F01M 13/0011 (2013.01); F02B 29/0437 (2013.01); F02B 29/0468 (2013.01); F02M 35/10209 (2013.01); F02M 35/10222 (2013.01); F01M 2013/0044 (2013.01);
Abstract
An intake manifold drain assembly of an engine comprises a drain tube connected to a bottom of a manifold chamber; an oil separator connected to an engine block; and a controlled check valve connecting the drain tube to the oil separator and configured to allow liquid and gas in the manifold chamber to flow into the oil separator and control a gas flow passing the controlled check valve below a threshold flowrate.