(under subclass 52) Structure in which a wall of the freight carrier is provided with means defining a recess, matched by a corresponding recess means on an opposed wall, and the load bearer is provided with a projection mating with said means for accommodation of the load bearer on the freight carrier. [figure]
SEE OR SEARCH THIS CLASS, SUBCLASS:
54, for a wall-to-wall socketed load bearer convertible to a brace panel by being repositioned to extend wall-to-wall, but vertically.
132+, and 142, for a freight carrier having a wall-to-wall brace panel with pin-in-socket panel-to-wall association.
144+, for projection-in-aperture association of a wall-to-wall brace bar with the freight carrier wall.