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. 08, 2022
Filed:
Mar. 19, 2019
Betek Gmbh & Co. KG, Aichhalden, DE;
Heiko Friederichs, Aichhalden, DE;
Ulrich Krämer, Wolfach, DE;
Abstract
The invention relates to a milling pick, in particular a round pick having a pick head (), which has a pick tip () made of a hard material as a cutting element, wherein furthermore a pick shank () is provided, which is coupled directly or indirectly to the pick head (), wherein a wear-protection disk () is provided, the cut-out of which, in particular a drilled hole, is pushed onto the pick shank (), wherein the wear-protection disk () has, on its side facing the pick head (), a counterface (), which is designed to come into contact with a bearing surface () of the pick head (), wherein the wear protection disk has, facing away from the counterface (), an underside support surface (), which is preferably parallel to the counterface (), and wherein a disk thickness (d) is formed between the counterface () and the support surface (),is characterized in that the ratio of the diameter of the pick shank () located in the area of the cut-out () to the thickness of the disk (d) being in the range from 1.5 to 3.75, preferably in the range from 2 to 3.