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:
Mar. 30, 1976
Filed:
Nov. 01, 1974
Daniel C MacManus, Owosso, MI (US);
General Motors Corporation, Detroit, MI (US);
Abstract
In a peripheral fluid pump designed for operation submerged in a vehicle fuel tank and comprising an impeller raceway with an outer annular channel, appropriately placed stripper abutments and an inlet and outlet on opposite sides of the raceway in communication with the annular channel, an impeller in the raceway has a hub and a plurality of vanes projecting radially outward into the annular channel. Each vane has front and rear sides in the direction of impeller rotation which are parallel to the axis of impeller rotation, an inlet side adjacent the inlet side of the pump forming an acute angle with the front side and an outlet side adjacent the outlet side of the pump forming an acute angle with the rear side.