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US 12,241,491 B2Granted
Self-piercing rivet
AssigneeNewfrey LLC
InventorsDominik Dostal, Matthias Wissling, Andreas Schmitt, Paul Bartig, Joachim Schneider
Life of this patent
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Abstract
A self-piercing rivet with a head and a shank which has a shank diameter (Ds), wherein, at a foot end opposite the head, the shank has an axial recess which has an axial depth (LB), wherein the axial recess has a recess volume, wherein a ratio of recess volume to volume of the shank and the head is in the range of 0.06 to 0.08.
Claims20
A self-piercing rivet comprising:
- a head and a foot end opposite the head;
- a shank with a shank diameter (Ds), and partially defining an axial recess closed at one end with an axial depth (LB) and the axial recess has a recess volume;
- an annular piercing edge;
- and
- wherein a ratio of the recess volume to a volume of the shank and the head is in the range of 0.06 to 0.08.
2 more elements
A riveted joint comprising:
- a first workpiece;
- a second workpiece made from a metal;
- a self-piercing rivet;
- and
- wherein the self-piercing rivet in its undeformed condition included:
- a head and a foot end opposite the head;
- a shank with a shank diameter (Ds) and partially defining an axial recess closed at one end with an axial depth (LB), and the axial recess has a recess volume;
- an annular piercing edge;
- and
- wherein a ratio of the recess volume to a volume of the shank and the head is in the range of 0.06 to 0.08;
- and
- wherein when joined the head abuts against one of the first or the second workpiece.
9 more elements
Dependencies are inferred from the claim text.