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:
Nov. 12, 1985
Filed:
Jun. 15, 1983
Robert A Reid, Charlton City, MA (US);
CPC Engineering Corporation, Sturbridge, MA (US);
Abstract
In an elongated, inclined tubular lift pump for fluids such as sewage and the like having apparatus at the upper end for rotation thereof and a support adjoining the lower end thereof, said support including a wear ring encircling the tubular housing and roller enaging said wear ring, said wear ring being secured to said tubular housing by a plurality of blocks positioned on opposing sides of said wear ring and secured to the tubular housing, each of said blocks having an inclined slot and pins carried by the sides of said wear ring and engaging said slots to permit rotation of said wear ring relative to said tubular housing with changes in temperature differentials between the wear ring and tubular housing while maintaining concentricity of the wear ring and housing and thus relieving stress on said tubular housing.