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. 20, 2005
Filed:
Jun. 10, 2004
Robert P. Benjey, Dexter, MI (US);
Darryl C. Weber, Ann Arbor, MI (US);
Steven H. Verzyl, Ypsilanti, MI (US);
Robert P. Benjey, Dexter, MI (US);
Darryl C. Weber, Ann Arbor, MI (US);
Steven H. Verzyl, Ypsilanti, MI (US);
Eaton Corporation, Cleveland, OH (US);
Abstract
A check valve assembly is designed for insertion in an existing fuel tank filler tube having a mechanical nozzle seal and a vapor recirculation port. The insert has an integrally formed ground strap/tab for grounding a refueling nozzle and an attached flexible flapper positioned adjacent the recirculation port by an integrally formed spring tab. The insert has friction tabs for engaging the inner surface of the filler tube for retaining the check valve assembly in the filler tube.