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. 20, 1979
Filed:
Aug. 22, 1977
Applicant:
Inventor:
Dale E Wolford, Ashland, OH (US);
Assignee:
The Gorman-Rupp Company, Mansfield, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
B02C / ;
U.S. Cl.
CPC ...
241 4617 ; 2411 / ;
Abstract
A waste material distribution system including a holding tank, a self-priming centrifugal pump located above the liquid level in the tank having its suction inlet connected to a vertical drop pipe, a cutter plate having flow ports therethrough at the mouth of the drop pipe, rotatable cutter blades below the plate, power means for rotating the blades at speeds independent of the pump impeller in order to disintegrate solids contained in the waste material, and paddle blades below the cutter blades for establishing vortex circulation below the mouth of the drop pipe and converting solid or semi-solid waste material to a pumpable slurry.