Resilient grommet with metal lock plate

Claim 1

A plastic clip for mounting a rod-like lock leg of a part penetrating a through-hole formed in a panel, comprising; a cylindrical main body having a flange formed adjacent to one open end and a plurality of locking protuberances formed on the outer periphery so as to face said flange at a predetermined distance therefrom said main body having an inner and an outer cylindrical wall; said inner cylindrical wall being provided in an inner space of said main body and defining a gap with the outer cylindrical wall of said main body, said inner cylindrical wall defining a first central hole having an axis and being joined to said outer cylindrical wall of said main body adjacent to the other open end thereof; a lock plate holder body being provided at said other open end and being spaced from said main body by a slot with upper lower and side portions, said side portions being connected to said main body and said lock plate, said body having a second central hold with an axis coaxial with the axis of the first central hole that communicates with the inner space defined by said inner cylindrical wall; wherein the diameter of the inner space defined by said inner cylindrical wall is smaller than the outer diameter of said lock leg; and a separate sheet metal lock plate mounted in said slot and having a through-hole with an axis and with adjacent edge portions adapted bitingly to engage a lock leg inserted through said first and second central holes, wherein said plate includes means to resiliently engage the upper and lower portions of the slot as said plate is inserted into said slots, said plate also includes side detent means located on edges of said plate, said side detent means cooperating with side detent means located on the side portions of the slot to locate the axis of the through-hole of the lock plate so as to be coaxial with said axis of said first and second central holes.