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:
May. 23, 2017
Filed:
Apr. 10, 2015
Applicant:
Wirtgen Gmbh, Windhagen, DE;
Inventors:
Peter Busley, Rhein, DE;
Gunter Tewes, Rhein, DE;
Assignee:
Wirtgen GmbH, , DE;
Primary Examiner:
Int. Cl.
CPC ...
E01C 23/088 (2006.01); B60G 17/015 (2006.01); E01C 23/12 (2006.01); B60G 3/01 (2006.01); B60G 17/019 (2006.01); E01C 21/00 (2006.01);
U.S. Cl.
CPC ...
B60G 17/015 (2013.01); B60G 3/01 (2013.01); B60G 17/019 (2013.01); E01C 21/00 (2013.01); E01C 23/088 (2013.01); E01C 23/127 (2013.01); B60G 2204/421 (2013.01); B60G 2300/09 (2013.01);
Abstract
Disclosed is an automotive road construction machine, particularly a recycler or a cold stripping machine, comprising an engine frame that is supported by a chassis, a working roller which is stationarily or pivotally mounted on the engine frame and is used for machining a ground surface or road surface. The chassis is provided with wheels or tracked running gears which are connected to the engine frame via lifting column and are vertically adjustable relative to the engine frame. Each individually vertically adjustable lifting column is equipped with a device for measuring the actual vertical state of the lifting column.