What is "lap riveting"

Riveting \Riv"et*ing\, n.

1. The act of joining with rivets; the act of spreading out and clinching the end, as of a rivet, by beating or pressing.

2. The whole set of rivets, collectively.
   --Tomlinsin.

   Butt riveting, riveting in which the ends or edges of plates form a butt joint, and are fastened together by being riveted to a narrow strip which covers the joint.

   Chain riveting, riveting in which the rivets, in two or more rows along the seam, are set one behind the other.

   Crossed riveting, riveting in which the rivets in one row are set opposite the spaces between the rivets in the next row.

   Double riveting, in lap riveting, two rows of rivets along the seam; in butt riveting, four rows, two on each side of the joint.

   Lap riveting, riveting in which the ends or edges of plates overlap and are riveted together.