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. 30, 2019
Filed:
Sep. 01, 2016
Applicant:
Liebherr-werk Biberach Gmbh, Biberach an der Riss, DE;
Inventors:
Alfred Hess, Gutenzell-Hurbel, DE;
Willi Ackermann, Eberhardzell, DE;
Assignee:
Liebherr-Werk Biberach GmbH, Biberach an der Riss, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66C 23/28 (2006.01);
U.S. Cl.
CPC ...
B66C 23/283 (2013.01);
Abstract
The present invention relates to a climbing device for a revolving tower crane having a climbing frame movable along, the crane tower for climbing in and/or climbing down tower sections, wherein a guide is provided for the longitudinally movable support of the climbing frame with respect to the crane tower. In accordance with the invention, the guide has resiliently flexibly supported and/or resiliently flexible transverse support elements transversely to the travel direction of the climbing frame.