PLASTIC FOAM-FILLED DOOR HAVING INTEGRAL PLASTIC HOUSING DEFINING LOCKSET AND LOCKBOLT CHAMBERS

摘要

APPLICATION FOR LETTERS PATENT FOR PLASTIC FOAM-FILLED DOOR HAVING INTEGRAL PLASTIC HOUSING DEFINING LOCK CYLINDER AND LOCK BOLT CHAMBERS 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.