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:
Apr. 01, 2025
Filed:
Jul. 16, 2021
Applicant:
Liebherr-components Biberach Gmbh, Biberach an der Riss, DE;
Inventors:
Ilaka Mupende, Neu-Ulm, DE;
Norbert Hausladen, Biberach an der Riss, DE;
Bernd Hemel, Biberach an der Riss, DE;
Assignee:
Liebherr-Components Biberach GmbH, Biberach an der Riss, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66D 1/30 (2006.01);
U.S. Cl.
CPC ...
B66D 1/30 (2013.01);
Abstract
The present invention relates to a cable drum for a cable winch of a cable drive, having a drum shell and two flanged wheels which adjoin the drum shell at the ends, wherein the drum shell and/or the flanged wheels are produced from fiber-reinforced composite material, wherein the drum shell and/or the flanged wheels have a multi-shell structure having at least two walls made of fiber-reinforced composite material, which walls are spaced apart from each other and connected to each other by a foam core.