Snap fastener and tooling therefor

摘要

A snap fastener having a stud (20) with a pearshaped head (22) has a grommet assembly (34) for removable mounting on the stud (20) with the grommet assembly (34) comprising a metal tooth cap (36) and an annular plastic retainer with the fabric (30) squeezed therebetween and prongs (58) of the cap extending through the fabric and clinched over the retainer, and with the head (22) of the stud (20) disposed between the cap and retainer and with the fabric extending uninterruptedly over the head of the stud (20).