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. 18, 2020
Filed:
Jul. 24, 2018
Wirtgen Gmbh, Windhagen, DE;
Betek Gmbh & Co. KG, Aichhalden, DE;
Cyrus Barimani, Königswinter, DE;
Thomas Lehnert, Oberraden, DE;
Andreas Salz, Neustadt, DE;
Heiko Friederichs, Aichhalden-Rötenberg, DE;
Andreas Rapp, Oberndorf-Boll, DE;
Simon Krämer, Hofstetten, DE;
Ulrich Krämer, Wolfach, DE;
Wirtgen GmbH, , DE;
Betek GmbH & Co. KG, , DE;
Abstract
The invention relates to a scraper bar () for a scraper blade () of a road milling machine, having a carrier () that comprises a front side and a rearward installation surface (), the carrier () comprising a cutting-element receptacle (), cutting elements () being held, serially arranged along a longitudinal axis (L) extending in a width direction of the carrier (), on or in the cutting-element receptacle (), and the cutting elements () comprising a cutting edge () that transitions indirectly or directly into a rake surface (). In order to improve the working result, provision is made according to the present invention that at least for some of the cutting elements (), the cutting edge () is set at least locally not parallel to the longitudinal axis (L).