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:
May. 27, 2025
Filed:
Nov. 18, 2022
Netzsch Pumpen & Systeme Gmbh, Selb, DE;
Dominik Sinseder, Dorfen, DE;
Philipp Nübl, Gras Bahnhof, DE;
Stefan Weigl, Mühldorf, DE;
Stefan Voit, Amerang, DE;
Stefan Schöberl, Buchbach, DE;
Thomas Schmitt, Lohkirchen, DE;
NETZSCH Pumpen & Systeme GmbH, Selb, DE;
Abstract
The invention relates to an eccentric screw pump, including a rotor, which forms a conveying screw, and a stator, which forms a screw flight and in which the rotor rotates during conveying operation, wherein: the stator includes a stator housing, in which a stator lining is disposed, the stator lining reproducing the screw flight; the stator lining is a sleeve which is supported, at its outer periphery, on the stator housing by means of a support structure which forms cavities; the support structure is designed and dimensioned, in accordance with the location of its connection to the sleeve, in such a way that the supporting effect provided by the support structure is matched to the local needs of the sleeve.