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.

Date of Patent:
Nov. 14, 2017

Filed:

Feb. 06, 2013
Applicant:

E.g.o. Elektro-geraetebau Gmbh, Oberderdingen, DE;

Inventors:

Holger Koebrich, Kraichtal-Gochsheim, DE;

Tobias Albert, Kraichtal, DE;

Volker Block, Bretten, DE;

Assignee:

E.G.O. Elektro-Geraetebau GmbH, Oberderdingen, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/58 (2006.01); A47L 15/42 (2006.01); D06F 39/04 (2006.01); D06F 39/08 (2006.01); F04D 29/42 (2006.01); F04D 19/00 (2006.01); F04D 27/00 (2006.01);
U.S. Cl.
CPC ...
F04D 29/5866 (2013.01); A47L 15/4225 (2013.01); A47L 15/4285 (2013.01); D06F 39/04 (2013.01); D06F 39/085 (2013.01); F04D 19/00 (2013.01); F04D 27/006 (2013.01); F04D 29/426 (2013.01); F04D 29/584 (2013.01); F04D 29/586 (2013.01); F04D 29/588 (2013.01);
Abstract

A pump for a dishwasher is configured as an impeller pump having a central water inflow to a rotating impeller for conveying the water in the radial direction out of the impeller into a pump chamber which surrounds the impeller in a ring-like manner and has a heated pump chamber wall on its outer side. Here, the pump has an outlet in the end region of the pump chamber at an axial spacing from the impeller. Heating elements which have a decreasing power output with regard to the area power output in the axial direction of the pump toward the outlet are arranged on the pump chamber wall. An input of energy into the pump chamber can thus be varied and in the process adapted depending on a turbulent or laminar flow.


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