US 12,241,491 B2
Self-piercing rivet
Dominik Dostal, Giessen (DE); Matthias Wissling, Giessen (DE); Andreas Schmitt, Giessen (DE); Paul Bartig, Giessen (DE); and Joachim Schneider, Giessen (DE)
Assigned to Newfrey LLC, New Britain, CT (US)
Filed by NEWFREY LLC, New Britain, CT (US)
Filed on Dec. 3, 2021, as Appl. No. 17/457,500.
Application 17/457,500 is a continuation of application No. PCT/EP2020/059045, filed on Mar. 31, 2020.
Claims priority of application No. 19178449 (EP), filed on Jun. 5, 2019.
Prior Publication US 2022/0090620 A1, Mar. 24, 2022
Int. Cl. F16B 19/08 (2006.01)
CPC F16B 19/086 (2013.01) [F16B 19/08 (2013.01)] 20 Claims
OG exemplary drawing
 
1. 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.