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. 29, 2025
Filed:
Mar. 05, 2020
Coperion Gmbh, Stuttgart, DE;
Markus Schmudde, Steinheim a.d. Murr, DE;
Mareike Tabeling, Stuttgart, DE;
Franziska Hagel, Stuttgart, DE;
Andreas Büchler, Fellbach, DE;
Patricio Nuzzi, Ditzingen, DE;
COPERION GMBH, Stuttgart, DE;
Abstract
A housing cleaning device for cleaning a housing of a screw machine comprises a support unit displaceable relative to the housing, and at least one housing cleaning unit arranged at the support unit, for cleaning an inner wall of the housing, wherein the at least one housing cleaning unit can be reversibly inserted into the housing. An associated shaft cleaning device for cleaning at least one treatment element shaft of the screw machine comprises a cleaning chamber, in which the at least one treatment element shaft can be arranged, and at least one shaft cleaning unit arranged in the cleaning chamber.