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. 20, 2008
Filed:
Aug. 23, 2007
Applicant:
Christopher Hadre, LaSalle, CA;
Inventor:
Christopher Hadre, LaSalle, CA;
Assignee:
Chrysler LLC, Auburn Hills, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 33/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A multi-port check-valve for a fuel vapor emissions system coupled to an intake manifold of an internal combustion engine with forced induction and of the type including a purge canister and a purge valve, comprising a first port coupled to the purge valve, a second port in fluid communication with the first port and having a first check-valve with a fixed orifice arranged to open in response to engine vacuum, and bleed intake manifold boost pressure.