Patent · US Active

Pump

US9470242B2 · kind B2 · utility

2Cited by

5References

15Claims

0Family size

Assignee

E.G.O. Elektro-Geraetebau GmbH · DE

Inventors

Tobias Albert · Gondelsheim, DE
Uwe Koegel · Hennef (Sieg), DE

Key dates

Filing date	Jun 21, 2013
Grant date	Oct 18, 2016
Priority date	—
Expiry date	Apr 21, 2035

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04D29/588
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

An impeller radial pump includes a pump chamber with a central suction and with a pump chamber outlet, wherein an impeller is provided in the pump chamber. Radially outside of the impeller, a circular ring shaped and circumferential pump chamber ring section is provided as a part of the pump chamber, wherein the pump chamber ring section essentially has an extension along the axial direction of the pump from the impeller against the suction direction. The pump chamber ring section has a varying width and is configured to be narrower in a compression region in the circulation direction.

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