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:
Jul. 10, 2018
Filed:
Jul. 24, 2013
Ebm-papst Mulfingen Gmbh & Co. KG, Mulfingen, DE;
Jürgen Moll, Ilshofen, DE;
Christian Hammel, Pfedelbach-Oberohrn, DE;
Abstract
The invention relates to an impeller () for a fan, in particular an axial or radial fan having a hub () for connecting the impeller () to a drive motor and having fan blades () which are arranged circumferentially around the hub () and having pockets () in the hub region, having balance weights () which can be fastened therein, aligned in the axial direction. The balance weights () are made of U-shaped, bent weight clips made of spring-elastic material, having at least two opposite clip legs extending parallel to each other which are connected to each other via a bend section, and comprise a clamping gap between the clip legs. One of the clip legs extends within the pockets () and the other clip leg extends outside of the pockets (), such that there is a clamping seat on a pocket wall () extending in the clamping gap.