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:
Apr. 01, 2003
Filed:
Jun. 04, 2001
Applicant:
Inventors:
Helmut Oesterle, Feldkirch, AT;
Norbert Koeppel, Au, CH;
Felix Scheiwiller, Diepoldsau, CH;
Peter Kouwenhoven, Widnau, CH;
Assignee:
SFS Industrie Holding AG, Heerbrugg, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25B 1/328 ;
U.S. Cl.
CPC ...
B25B 1/328 ;
Abstract
In a screwing element ( ) for accommodation of a fastener head ( ) of a fastener ( ) there are provided jaws ( ) for seizing the fastener head. The jaws ( ) can be axially inserted into or withdrawn from the holder ( ), wherein the jaws in the withdrawn position can be pivotably forced apart into open position. At their free end the jaws are provided with incisions ( ) and, adjoining these, with gripper-like parts ( ) jutting outwardly toward the central axis for the purpose of engaging mechanically and/or frictionally with the fastener head ( ) from behind.