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:
Mar. 17, 2009
Filed:
Jun. 30, 2003
Michael Röhr, Dortmund, DE;
Udo Gersemsky, Herdecke, DE;
Wolfgang Krebs, Wetter, DE;
Anton Münzebrock, Dortmund, DE;
Rüdiger Ostholt, Wetter, DE;
Giuliano Persico, Wetter, DE;
Erik Appel, Wetter, DE;
Oliver Ullrich, Bochum, DE;
Burkhard Hasenack, Hagen, DE;
Holger Freitag, Bochum, DE;
Jürgen Heun, Dortmund, DE;
Michael Röhr, Dortmund, DE;
Udo Gersemsky, Herdecke, DE;
Wolfgang Krebs, Wetter, DE;
Anton Münzebrock, Dortmund, DE;
Rüdiger Ostholt, Wetter, DE;
Giuliano Persico, Wetter, DE;
Erik Appel, Wetter, DE;
Oliver Ullrich, Bochum, DE;
Burkhard Hasenack, Hagen, DE;
Holger Freitag, Bochum, DE;
Jürgen Heun, Dortmund, DE;
Demag Cranes & Components GmbH, Wetter, DE;
Abstract
The invention relates to a suspended control device () which is suspended by means of a control line () connected to a unit to be controlled (). Said suspended control device is especially a control switch or a suspended push-button switch for controlling hoisting equipment, the control line () comprising electrical lines () for transmitting control signals, and a traction relief element () which is supported at the top, on the unit (), and used to absorb weight and tractive forces. The aim of the invention is to provide a suspended control device () whereby the length of the control line () can be easily changed. To this end, a storage element for receiving and releasing a defined length of the electrical lines () is provided behind the region wherein the traction relief element () is supported, seen in the direction of the unit () from the suspended control device ().