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:
Dec. 20, 2005
Filed:
Feb. 28, 2003
August Haussmann, Ravensburg, DE;
Bernhard Moser, Altshausen, DE;
Rainer Widmann, Langenargen, DE;
Marco Lang, Ravensburg, DE;
August Haussmann, Ravensburg, DE;
Bernhard Moser, Altshausen, DE;
Rainer Widmann, Langenargen, DE;
Marco Lang, Ravensburg, DE;
Hawera Probst GmbH, Ravensburg, DE;
Abstract
The invention relates to a drilling tool (), in particular for working concrete, rock, masonry and suchlike materials, having a tool head with cutting body () which has at least one front rake face (), at least one rear flank ([lacuna]) and at least one front-end cutting edge (), the cutting edge () separating the rake face () and the flank ([lacuna]). In this case, the rake face () is formed by at least two cutting faces ([lacuna]) merging into one another at at least one second cutting edge ().