US 12,290,902 B2
Centering device and fastening arrangement
Roland Mair, Götzis (AT); Hanspeter Kuster, Balgach (CH); and Markus Andersag, Lustenau (AT)
Assigned to SFS Group International AG, Heerbrugg (CH)
Filed by SFS Group International AG, Heerbrugg (CH)
Filed on Aug. 30, 2023, as Appl. No. 18/239,802.
Claims priority of application No. 22192988 (EP), filed on Aug. 30, 2022.
Prior Publication US 2024/0066671 A1, Feb. 29, 2024
Int. Cl. B25B 23/00 (2006.01); B23B 35/00 (2006.01); B23B 47/28 (2006.01)
CPC B25B 23/005 (2013.01) [B23B 35/00 (2013.01); B23B 47/287 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A centering device (200) for guiding a fastener (300) or a drill during a setting operation, the centering device (200) being formed in a component (100) having at least one fastening point (110), the component (100) comprising a flat, plate-shaped metal part having a front side (120) and a rear side (130) which define two planes with a spacing S therebetween and which are parallel at least in a region of the fastening point, and the fastening point (110) includes a passage opening (140) in the component between the front side (120) and the rear side (130), the centering device (200) comprising:
a collar (210) arranged in or near the plane of the rear side (130) in the passage opening (140);
a connecting element between the collar and an edge of the passage opening;
wherein the collar (210) has a flat to bead-shaped annular form and is formed from metal of the component,
a central opening (220) of the collar (210) forms a centering seat for a fastener (300) or drill during the setting operation, and
the collar is connected to the edge of the passage opening (140) of the fastening point (110) via at least one web (230, 235) or a connecting surface (240) as the connecting elements; and
wherein a material thickness h of each of the at least one web (230, 235) and the collar (210) or the connecting surface (240) is h<S.