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:
Jul. 22, 2014
Filed:
Jun. 20, 2011
Applicants:
Jochen Kuntner, Dornbirn, AT;
Peer Schmidt, St. Gallen, CH;
Inventors:
Jochen Kuntner, Dornbirn, AT;
Peer Schmidt, St. Gallen, CH;
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 31/02 (2006.01); F16B 35/00 (2006.01); F16B 35/06 (2006.01); G01L 5/24 (2006.01);
U.S. Cl.
CPC ...
F16B 31/02 (2013.01); F16B 35/06 (2013.01); G01L 5/24 (2013.01);
Abstract
A screw has a head whose underside has impressions or embossings and faces towards the tip. The underside is divided into at least five sectors of the same size. Three-fifths of the sectors exhibit an identical pattern of impressions or embossings and at least one sector is provided with a different pattern of impressions or embossings or else with no impressions or embossings.