Plastic foam-filled door having integral plastic housing definin

Details Plastic foam-filled door having integral plastic housing definin Plastic foam-filled door having integral plastic housing definin

1979-02-28

1980-08-26

Downey, Kenneth

Movable or removable closures

Panel with closure feature

Modified to accommodate lock or latch

52743, E06B 300

Patent

active

042188482

ABSTRACT:
A door formed of a pair of spaced-apart metal skins and a core provided intermediate the skins composed of a foamed plastic material. A plastic housing is provided having a wall substantially perpendicular to and engaging the metal skins and cooperating therewith to define a lock cylinder chamber and a communicating lock bolt chamber and preventing the foam plastic material from entering the chambers.

REFERENCES:
patent: 1351119 (1920-08-01), Ogden
patent: 3039291 (1962-06-01), Dusing et al.
patent: 3156450 (1964-11-01), Thom
patent: 4118895 (1978-10-01), Governale

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