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:
Sep. 11, 2018
Filed:
Jan. 20, 2017
Applicant:
Dana Automotive Systems Group, Llc., Maumee, OH (US);
Inventors:
Eric Hesher, Avilla, IN (US);
Troy D. McArthy, Huntertown, IN (US);
Assignee:
Dana Automotive Systems Group, LLC, Maumee, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 41/08 (2006.01); F01L 3/08 (2006.01); F02F 1/24 (2006.01);
U.S. Cl.
CPC ...
F01L 3/08 (2013.01); F02F 1/24 (2013.01); F16K 41/08 (2013.01); F02F 2001/244 (2013.01);
Abstract
Provided herein, is a valve stem seal assembly having an elastomeric sealing element, a symmetrical retainer and a valve guide. The retainer has first portion, a second portion, a continuous stop formed between the first portion and the second portion, an inner surface and an outer surface. The valve guide has a top surface in contact with the elastomeric sealing element and a side surface in contact with the inner surface of the second portion of the retainer. The stop of the retainer projects radially inward and the retainer is symmetrical.