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. 19, 2011
Filed:
Mar. 18, 2008
Thomas Kohlenberg, Paderborn, DE;
Stefan Noll, Burscheid, DE;
Jurgen Backsmann, Hagen, DE;
Christoph Passmann, Dortmund, DE;
Gereon Imbusch, Mettmann, DE;
Thomas Kohlenberg, Paderborn, DE;
Stefan Noll, Burscheid, DE;
Jurgen Backsmann, Hagen, DE;
Christoph Passmann, Dortmund, DE;
Gereon Imbusch, Mettmann, DE;
Demag Cranes & Components GmbH, Wetter, DE;
Abstract
The invention relates to lifting gear having a drive unit (), a drive shaft (), which has a drive flange () fixable thereon and can be driven by the drive unit (), and a cable drum () that can be connected to the drive flange by means of a coupling, said coupling comprising at least one coupling element () engaging in a recess () in the drive flange () and in a hole () in the cable drum () to transmit torque. In order to equip a lifting gear having a drive unit comprising a motor and a gearbox with a coupling, which ensures simple assembly with a simple and space-saving design, according to the invention the coupling element () is movable and fixable radially from an assembly position into an operating position, in which the coupling element () connects the drive flange () to the cable drum () in a driveable manner.