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. 21, 2015
Filed:
Jan. 26, 2010
Applicants:
Johannes Schuermann, Jever, DE;
Dieter Stuehrwoldt, Wilhelmshaven, DE;
Inventors:
Johannes Schuermann, Jever, DE;
Dieter Stuehrwoldt, Wilhelmshaven, DE;
Assignee:
Manitowoc Crane Group France SAS, Dardilly Cedex, FR;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66C 23/62 (2006.01); B66C 23/70 (2006.01);
U.S. Cl.
CPC ...
B66C 23/708 (2013.01); B66C 23/705 (2013.01);
Abstract
The invention relates to a locking system for a telescopic crane jib, in particular for a mobile crane, in which a lock is established between a telescoping cylinder () and a telescopic part (-) by means of a locking unit () in order to extract and retract the telescopic parts, and the locking unit () is disposed on the telescoping cylinder () in such a way that it can be moved longitudinally.