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:
Sep. 24, 2002
Filed:
Aug. 09, 2000
Applicant:
Inventors:
Assignee:
Hilti Aktiengesellschaft, Schaan, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 2/510 ;
U.S. Cl.
CPC ...
F16B 2/510 ;
Abstract
An anchor bolt having a substantially cylindrical stem ( ), and at least one thread provided on the stem ( ) and extending from a free front end of the stem at least over a portion of a longitudinal extent of the stem ( ), the thread ( ) having a plurality of thread turns ( ) having, at least over one/third of the stem ( ), a width (b , b ) which decreases, with an increase of a distance of a respective thread turn ( ) from the free front end of the stem ( ), so that a distance (x , x , x ) between trailing and leading flanks ( ) of two following one another thread turns ( ) of the thread increases backwards.