Accession Number:

ADD013452

Title:

Variable Geometry Centrifugal Pump.

Descriptive Note:

Patent, Filed 15 Sep 81, patented 29 Nov 83,

Corporate Author:

DEPARTMENT OF THE NAVY WASHINGTON DC

Personal Author(s):

Report Date:

1983-11-29

Pagination or Media Count:

8.0

Abstract:

A variable breadth centrifugal pump arrangement includes two intermeshing impeller sections that are mounted to a common pump shaft so that one of the impeller section. The impeller sections are rotationally interconnected by a torque transmitting member in the form of a bellows element, which may comprise an axially resilient metal tube formed with a plurality of pleats or a plurality of radially spaced pleated metal tubes that are separated by elastomeric material. Another form of torque transmitting bellows element comprises a plurality of dish-shaped element connected together at their central and peripheral edge portions.

Subject Categories:

  • Pumps, Filters, Pipes, Tubing, Fittings and Valves

Distribution Statement:

APPROVED FOR PUBLIC RELEASE