Plastic hole plug with self-piercing point

Details Plastic hole plug with self-piercing point Plastic hole plug with self-piercing point

1987-09-11

1989-04-25

Gall, Lloyd A.

Receptacles

Closures

Removable closure retained by ductile in situ deformation

312214, 411451, 411496, 411908, 411509, B65D 3904

Patent

active

048239780

ABSTRACT:
A plastic resin hole plug to fill a hole in a flat thin panel comprises a one-piece unitary injection-molded plastic member having a top closure wall whose bottom surface has a flat edge which rests on the panel. In one embodiment the plug has a cruciform shank portion which extends from the top closure wall portion, the shank portion having a plurality of ribs which retain the plug in the hole. In another embodiment the shank has an elongated hollow cavity and a flat-sided chisel-like point.

REFERENCES:
patent: 2780128 (1957-02-01), Rapata
patent: 2896889 (1959-07-01), Herschberger et al.
patent: 3177540 (1965-04-01), Hall et al.
patent: 3316861 (1967-05-01), Dailey
patent: 3412437 (1968-11-01), Bennett
patent: 3954243 (1976-05-01), Sharp et al.
patent: 4195888 (1980-04-01), Squire
patent: 4262701 (1981-04-01), Beacom
patent: 4456417 (1984-06-01), Schlein
patent: 4534088 (1985-08-01), Ricke
patent: 4583654 (1986-04-01), Pufpaff et al.

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