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:
Feb. 04, 2020
Filed:
Jan. 09, 2019
Applicant:
Hamm Ag, Tirschenreuth, DE;
Inventors:
Matthias Meier, Tirschenreuth, DE;
Reiner Bartsch, Tirschenreuth, DE;
Assignee:
Hamm AG, Tirschenreuth, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E01C 19/23 (2006.01); E02D 3/02 (2006.01); E01C 19/28 (2006.01); E01C 19/26 (2006.01); E01C 23/12 (2006.01); E02D 3/026 (2006.01); E02D 3/046 (2006.01);
U.S. Cl.
CPC ...
E01C 19/236 (2013.01); E01C 19/266 (2013.01); E01C 19/281 (2013.01); E01C 23/12 (2013.01); E02D 3/026 (2013.01); E02D 3/046 (2013.01);
Abstract
An earth working roller for use in an earth working machine includes a roller drum, which extends in a direction along a roller axis of rotation, surrounds a roller interior, and has a circular outer circumferential contour, wherein a substrate breaking configuration is provided on the outer circumferential surface of the roller drum. The substrate breaking configuration includes a plurality of impact bars along the roller drum in the direction of the roller drum axis of rotation, as well as a plurality of breaker bars along the roller drum in a circumferential direction.