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:
Mar. 26, 2002
Filed:
Mar. 24, 1999
Applicant:
Inventors:
Norbert Koeppel, Au, CH;
Erich Palm, Au, CH;
Assignee:
SFS Industrie Holding AG, Heerbrugg, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 2/510 ;
U.S. Cl.
CPC ...
F16B 2/510 ;
Abstract
In a screw for fastening sections to a substructure, a shank ( ) is provided with a boring portion ( ) and a threaded portion ( ) as well as a screw head ( ). The portion ( ) of the shank ( ) adjacent to the screw head ( ) flares conically toward the screw head ( ). On its underside ( ) the screw head ( ) is provided with projections and/or depressions. During use for fastening sections to a substructure, the section to be fastened is pressed by the conical portion ( ) in screwing direction against the fexed substructure ( ).