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:
Aug. 12, 1997
Filed:
Aug. 10, 1995
Applicant:
Inventors:
Manfred Haage, D-72280 Dornstetten, DE;
Gunter Seibold, D-72285 Pfalzgrafenweiler, DE;
Bernd Plocher, D-72108 Rottenburg, DE;
Bernd Hein, D-72250 Freudenstadt, DE;
Wilfried Weber, D-72296 Schopfloch, DE;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16B / ;
U.S. Cl.
CPC ...
411 45 ; 411 15 ; 411 57 ; 411 44 ; 403206 ; 403208 ; 403215 ;
Abstract
In an expansible fixing plug having an internal bore passing right through the plug body into which an expansion bolt in the form of a nail or screw is to be driven, the internal bore is arranged helically wound around the center line and at least for a part of its length has a diameter that is the same as or slightly smaller than the outer diameter of the expansion bolt.