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. 22, 2022
Filed:
Aug. 24, 2020
Applicant:
Hamm Ag, Tirschenreuth, DE;
Inventors:
Gerhard Mahler, Windischeschenbach, DE;
Marco Kreger, Tirschenreuth, DE;
Stefan Greger, Neusorg, DE;
Thomas Gradl, Tirschenreuth, DE;
Assignee:
HAMM AG, Tirschenreuth, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E01C 19/23 (2006.01); E02D 3/046 (2006.01); E01C 19/28 (2006.01);
U.S. Cl.
CPC ...
E02D 3/046 (2013.01); E01C 19/235 (2013.01); E01C 19/236 (2013.01); E01C 19/286 (2013.01);
Abstract
A compactor includes a compactor structure and at least one roller unit rotatably supported on the compactor structure about a roller axis of rotation. A roller heater is deployed in assignment with at least one roller unit. The roller heater is a liquid fuel-operated heating device with a burner region, a fuel pump for supplying liquid fuel from a fuel tank to the burner region and a combustion air blower for supplying combustion air to the burner region.