Patent · US Active

Stator casing for eccentric worm pumps

US8033802B2 · kind B2 · utility

11Cited by

3References

20Claims

0Family size

Assignee

NETZSCH Mohnopumpen GmbH · DE

Inventors

Mikael Tekneyan · Waldkraiburg, DE
Helmuth Weber · Aschaffenburg, DE
Johann Kreidl · Waldkraiburg, DE
Hisham Kamal · Waldkraiburg, DE

Key dates

Filing date	Nov 10, 2008
Grant date	Oct 11, 2011
Priority date	—
Expiry date	Oct 19, 2029

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04C2230/70
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

The invention relates to a stator casing for eccentric worm pumps comprising an elastic lining, the cylindrical stator casing having a surface on the inner side, along the longitudinal axis whereof grooves are incorporated.

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