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:
May. 27, 2014

Filed:

Mar. 16, 2010
Applicants:

Bernd Kränzle, Dischingen, DE;

Stephan Lutz, Zusamaltheim, DE;

Michael Georg Rosenbauer, Reimlingen, DE;

Markus Wecker, Gundremmingen, DE;

Inventors:

Bernd Kränzle, Dischingen, DE;

Stephan Lutz, Zusamaltheim, DE;

Michael Georg Rosenbauer, Reimlingen, DE;

Markus Wecker, Gundremmingen, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F04D 9/02 (2006.01); F04D 9/00 (2006.01);
U.S. Cl.
CPC ...
F04D 9/006 (2013.01); F04D 9/02 (2013.01);
Abstract

A water-conducting household device, particularly a dishwasher, includes a pump having at least one normal operating mode in which fluid is pumped in a pumping direction, and a venting operating mode which can be carried out before the normal operating mode. The venting operating mode is provided to allow venting of the pump by pumping a gas bubble in opposition to the pumping direction during the normal operating mode at least partially out of a pump chamber of the pump to a fluid pump inlet of the pump.


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