Clip-on fastener

Claim 1

A clip on type fastener having first and second spaced apart legs extending from a closed end to an open end operative to receive an edge of a panel member thereinto for securement of threaded member receivable through an opening through the panel member, said fastener having; a centering tab extending angularly from a side of the first leg facing towards the second leg in a direction towards the closed end of the fastener, said centering tab having an opening operative to receive the threaded member therethrough upon registration of the centering tab with the panel member opening, a pair of opposed resilient arms respectively extending from the second leg in overhanging relationship to a side of the second leg facing away from the first leg and ending thereover in respective spaced apart free ends adapted to threadingly engage the threaded member with one of said arms extending from the second leg in a direction towards the closed end of the fastener and the other of said arms extending from the second leg in a direction towards the open end of the fastener, an opening through the resilient arm that extends towards the closed end of the fastener, said opening substantially axially aligned with the centering tab opening and surrounded by a frusto-conical projection extending from a side of said resilient arm facing away from the first leg and ending in a helical edge surrounding the opening through the second leg that is operative to threadingly engage the threaded member, and a guide tab extending from the resilient arm that extends towards the closed end of the fastener, said guide tab extending angularly from said arm in a direction away from the first leg and operative to engage the panel edge to enhance the receipt thereof into the opening of the fastener.