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:
Oct. 04, 1977
Filed:
Jul. 01, 1975
Applicant:
Inventors:
Franz Chromy, Feldkirch-Levis, OE;
Walter Winkler, Gams, CH;
Manfred Mahr, Schlins, OE;
Fritz Mark, Mader, OE;
Assignee:
Hilti Aktiengesellschaft, Schaan, FL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25C / ;
U.S. Cl.
CPC ...
227 10 ;
Abstract
For securing an expansion anchor formed of an anchor sleeve and an expansion element into a prepared hole in a receiving material, a conventional piston type explosive powder charge driven setting gun is adapted to hold individual anchors in a guide member mounted on the gun and then by means of a combined sleeve-like piston guide and piston mounted within the guide member to insert the anchor from the guide member into the prepared hole and to drive the expansion element into the anchor sleeve for firmly securing the anchor within the hole.