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:
Mar. 24, 2015

Filed:

May. 17, 2011
Applicants:

Sarah Förster, Hamburg, DE;

Anders Haegermarck, Trangsund, SE;

Niklas Olson, Stockholm, SE;

Inventors:

Sarah Förster, Hamburg, DE;

Anders Haegermarck, Trangsund, SE;

Niklas Olson, Stockholm, SE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47L 15/18 (2006.01); A47L 15/20 (2006.01); A47L 15/22 (2006.01); A47L 15/23 (2006.01);
U.S. Cl.
CPC ...
A47L 15/23 (2013.01); A47L 15/20 (2013.01); A47L 15/22 (2013.01); A47L 15/18 (2013.01);
Abstract

A wash arm arrangement () for a dishwasher is disclosed. The wash arm arrangement comprises a central arm () adapted to be rotatably connected with a first shaft () through which liquid under pressure is fed into the central arm during operation. A second shaft () is arranged on the central arm to provide liquid to a satellite arm () which is rotatably connected with the second shaft. The satellite arm comprises a collimating nozzle () with an exit. The collimating nozzle is arranged for providing a collimated jet for distributing liquid to a washing area of the dishwasher. The inventive concept is based on an understanding that by utilizing a collimated liquid jet with sufficient pressure and flow a good cleaning performance is achieved with a reduced water consumption.


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