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. 10, 2026
Filed:
Jul. 20, 2023
Applicant:
Wirtgen Gmbh, Windhagen, DE;
Inventors:
Dieter Bungarten, Neustadt, DE;
Sebastian Winkels, Windeck, DE;
Assignee:
Wirtgen GmbH, Windhagen, DE;
Primary Examiner:
Int. Cl.
CPC ...
E01C 23/088 (2006.01); E01C 23/12 (2006.01);
U.S. Cl.
CPC ...
E01C 23/088 (2013.01); E01C 23/127 (2013.01); E01C 2301/50 (2013.01);
Abstract
The present invention relates to a self-propelled earth working machine (), comprising: According to the invention, the earth working machine () comprises a discharge tank () and a discharge line system (), the discharge line system () connecting the working unit to the discharge tank () and being designed to conduct liquid coolant (C) from the working unit () into the discharge tank ().