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. 10, 2022
Filed:
Mar. 26, 2020
Applicant:
Liebherr-werk Ehingen Gmbh, Ehingen/Donau, DE;
Inventors:
Sebastian Brzoska, Ehingen, DE;
Mario Helbig, Unterstation, DE;
Assignee:
LIEBHERR-WERK EHINGEN GMBH, Ehingen/Donau, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66C 23/82 (2006.01); B66C 23/70 (2006.01);
U.S. Cl.
CPC ...
B66C 23/82 (2013.01); B66C 23/701 (2013.01);
Abstract
The invention relates to a telescopic boom comprising a coupling section, on the side of which at least two luffing-cylinder mounts are provided for fastening luffing cylinders to the telescopic boom. The bearing plates of the luffing-cylinder mount transition into a metal-plate box structure, the metal-plate box structure being composed of three partial luffing-cylinder boxes.