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:
Jun. 06, 2017
Filed:
Dec. 16, 2015
Hamm Ag, Tirschenreuth, DE;
Thomas Bletscher, Bechtsried, DE;
Gerd Koestler, Tirschenreuth, DE;
Hamm AG, Tirschenreuth, DE;
Abstract
A ground preparation machine, in particular a compactor, comprises at least one roller () rotatable around an axis of rotation of the roller (A) and, attached to the at least one roller (), at least one scraper device () for scraping off material adhering to the outer peripheral region () of the roller (), wherein the scraper device () comprises a scraper bar () extending along the roller (), the scraper bar () being designed to provide a first scraper region () for scraping off material from a roller having an essentially untextured outer peripheral region () and to provide a second scraper region () for scraping off material from a roller having a textured outer peripheral region ().