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.
Patent No.:
Date of Patent:
Dec. 07, 2010
Filed:
Oct. 11, 2006
Silvano Cimetta, Treviso, IT;
Flavio Noviello, Aviano, IT;
Ugo Favret, Casarsa, IT;
Electrolux Home Products Corporation N.V., Zaventem, BE;
Abstract
Drain pump for clothes washing machines, comprising: an impeller having vanes () that are arranged on respective planes passing through the axis of said rotating shaft, said drain manifold being provided with a planar inner wall (), in which there is provided a hollow space or separating gap () between said vanes of the pump impeller and said planar inner wall of said drain manifold, in which there are arranged a plurality of planar members () provided integral with said impeller and arranged in respective planes extending parallel to the axis of said rotating shaft (). Said planar members have a height that is smaller than the height of said vanes, but greater than the largest radius of the central hub of said rotating shaft.