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. 15, 2012
Filed:
Oct. 15, 2009
Applicants:
Dirk Asam, Ulm, DE;
Robert Foehr, Bad Waldsee, DE;
Roland Wachter, Oberroth, DE;
Bernd Wager, Kirchdorf/Iller, DE;
Inventors:
Dirk Asam, Ulm, DE;
Robert Foehr, Bad Waldsee, DE;
Roland Wachter, Oberroth, DE;
Bernd Wager, Kirchdorf/Iller, DE;
Assignee:
Liebherr-Hydraulikbagger GmbH, Kirchdorf/lller, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62D 21/00 (2006.01); E02F 3/00 (2006.01); E02F 9/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a traveling working machine, in particular an excavator, with an undercarriage on which the traveling gear is arranged, and an uppercarriage rotatably arranged on the undercarriage about a vertical axis of rotation. In accordance with the invention, the load-bearing steel construction of the uppercarriage is composed of at least one first and one second element, which are connected with each other via bolts and/or screws.