Patent · US Active

Pump casing for a centrifugal pump and centrifugal pump

US10837455B2 · kind B2 · utility

0Cited by

10References

15Claims

0Family size

Assignee

Sulzer Management AG · CH

Inventors

Thomas Welschinger · Radolfzell, DE
Nitin Ugale · Neftenbach, CH
Torsten Johne · Aadorf, CH

Key dates

Filing date	Jun 5, 2018
Grant date	Nov 17, 2020
Priority date	—
Expiry date	Aug 6, 2038

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16J15/32
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A pump casing for a centrifugal pump has a first housing part, a second housing part sealingly attached to the first housing part, a plurality of securing elements for linking the first and the second housing part, and a radial sealing element for sealing between the first and the second housing parts, the first housing part has a first axial end surface, and the second housing part has a second axial end surface, the first and second axial end surfaces facing each other, and the first axial end surface includes an annular protrusion extending in the axial direction and the second axial end surface includes an annular recess configured for engaging with the annular protrusion, the annular protrusion arranged radially inwardly with respect to the securing elements.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.