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. 20, 2010
Filed:
Feb. 28, 2008
Applicants:
Robert J. Steinman, Lexington, OH (US);
Jim Rockwell, Bellville, OH (US);
Inventors:
Robert J. Steinman, Lexington, OH (US);
Jim Rockwell, Bellville, OH (US);
Assignee:
Stoneridge, Inc., Warren, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
F02M 37/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A filtration device for filtering air for use with a fuel vapor recovery system. According to one aspect, the device includes a housing defining a chamber having a rotational axis an upper end and a lower end, a cap closes the housing and includes at least one generally helical passageway helically extending generally toward the lower end of the chamber and includes at least one air inlet. According to another aspect, the device includes a non-circular filter element disposed between an air inlet and an air outlet.