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.

Date of Patent:
Jul. 28, 2020

Filed:

May. 16, 2018
Applicant:

Wirtgen Gmbh, Windhagen, DE;

Inventors:

Christian Berning, Zülpich, DE;

Karsten Buhr, Willroth, DE;

Markus Frankemölle, Hennef, DE;

Thomas Lehnert, Oberraden, DE;

Andreas Salz, Neustadt, DE;

Hardy Wilhelmi, Dattenberg, DE;

Assignee:

Wirtgen GmbH, , DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E01C 23/08 (2006.01); E01C 23/12 (2006.01); B23C 1/00 (2006.01); B23C 1/02 (2006.01); B23Q 1/28 (2006.01); E01C 23/088 (2006.01); B23C 1/027 (2006.01);
U.S. Cl.
CPC ...
E01C 23/088 (2013.01); E01C 23/127 (2013.01); B23C 1/007 (2013.01); B23C 1/027 (2013.01); B23Q 1/28 (2013.01);
Abstract

An earth working machine () includes a machine body () having a machine frame () and a drive configuration (), rotationally drivable relative to the machine frame (), and to which configuration a working apparatus () embodied for earth working is releasably connected in torque-transferring fashion, in an operating position, for rotation together around a drive axis (A), such that when the connection is released, the working apparatus () is removable from the operating position in an axial direction relative to the drive configuration () for deinstallation from the drive configuration () and, for installation on the drive configuration (), is conveyable into the operating position in an axial direction relative to the drive configuration (), an actuator () being provided which is embodied to move the working apparatus () out of the operating position when the connection is released.


Find Patent Forward Citations

Loading…