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:
Jun. 10, 2003
Filed:
Dec. 17, 2001
Walter Stowasser, Zweibrücken, DE;
Klaus Meissner, Zweibrücken, DE;
Hans Brenner, Zweibrücken, DE;
Klaus Conrad, Hornbach, DE;
Thomas Krebs, Blieskastel, DE;
Michael Irsch, Lebach, DE;
Jens Fery, Ensdorf, DE;
Atecs Mannesmann AG, Düsseldorf, DE;
Abstract
A locking unit for a telescopic system of a hydraulically actuated telescopic jib of a crane, having a jib box frame and a plurality of telescopic sections which are guided inside one another and can be moved out of a starting position into in each case at least one extended position is provided with a drive for moving at least one driver bolt of a locking unit into and out of a section receptive driver bolt opening, and for moving a coupling device for displacement of at least one locking bolt into and out of a locking bolt receptive opening, the drive being arranged fixedly on the box frame of the jib, there being a mechanical drive connection between the drive and the locking unit.