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. 06, 2010
Filed:
Apr. 25, 2007
John P. Wattai, Rochester Hills, MI (US);
Matthias A. Vogel, Rochester Hills, MI (US);
John P. Wattai, Rochester Hills, MI (US);
Matthias A. Vogel, Rochester Hills, MI (US);
Continential Automotive Systems US, Inc., Auburn Hills, MI (US);
Abstract
A pump unitincludes a pump housing, a pump cover, and an impellerbetween the pump housing and pump cover. The pump housing and pump cover define a first channeland a second channeleach having an inlet and an outlet. The impeller has first vanescooperating with the first channel and second vanescooperating with the second channel. The outlet of the second channel is constructed and arranged to provide fuel to an engine upon rotation of the impeller. A jet pumpis fluidly connected with the outlet of the first channel such that as the impeller rotates, the jet pump causes fuel to be drawn into the reservoir. Connecting structurefluidly connects the first and second channels such that upon rotation of the impeller, fuel in the second channel flows into the first channel to prime the first channel.