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:
Jul. 14, 2009
Filed:
Feb. 11, 2008
Dequan Yu, Ann Arbor, MI (US);
Sheven Sharp, Troy, MI (US);
Harold L. Castle, Dexter, MI (US);
Stephen T. Kempfer, Canton, MI (US);
Robert Joseph Pyle, Canton, MI (US);
Dequan Yu, Ann Arbor, MI (US);
Sheven Sharp, Troy, MI (US);
Harold L. Castle, Dexter, MI (US);
Stephen T. Kempfer, Canton, MI (US);
Robert Joseph Pyle, Canton, MI (US);
Ford Global Technologies, LLC, Dearborn, MI (US);
Abstract
A rotodynamic fuel pump in a fuel delivery system for an internal combustion engine including a pump housing, a pump inlet channel extending through the housing allowing fuel to be drawn into the pump, a purge orifice extending through the housing and spaced away from the pump inlet channel, the purge orifice allowing fuel vapor to exit the pump, the purge orifice including a purge inlet, a purge outlet, and a purge channel, where the purge inlet is axially offset from the purge outlet.