Rivets with anti-rotational features

摘要

Semi-tubular self-piercing rivets and solid rivets are provided with surface features such as recesses or lobes. The recesses or lobes engage the panels that are joined by the rivet to prevent rotation of one or both panels after rivet insertion. The recesses or lobes may be provided at the head end or tip end of the rivet or may be provided at both the head end and the tip end of the rivet.

主权项

1. A rivet non-rotatably piercing and joining a plurality of parts including a top part and a bottom part, comprising:
a head provided at a first end of the rivet; a tip provided at a second end of the rivet; a first plurality of partially spherical recesses provided at a juncture of the head and a tubular rivet barrel; and a second plurality of partially spherical recesses provided proximate a tip of the tubular rivet barrel.