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:
Jan. 28, 2025
Filed:
Nov. 05, 2018
Applicant:
Hilti Aktiengesellschaft, Schaan, LI;
Inventors:
Mareike Frensemeier, Buchs, CH;
Jens Kondratiuk, Buchs, CH;
Arturo Guevara Arriola, Irving, TX (US);
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 33/06 (2006.01); F16B 13/06 (2006.01);
U.S. Cl.
CPC ...
F16B 13/066 (2013.01); F16B 33/06 (2013.01);
Abstract
A fastening element is provided, in particular an expansion anchor, having a bolt and a retainer arranged on the bolt for introducing tensile forces into the bolt, the bolt having a first metal friction surface and the retaining element having a second metal friction surface, which is associated with the first friction surface. A coating in which particles, preferably hard particles, are embedded is arranged on at least one of the two friction surfaces.