Loading system and spacers

Claim 1

IN COMBINATION, A VEHICLE BODY INCLUDING A FLOOR AND SPACED, OPPOSED SIDE WALLS, LONGITUDINAL ROWS OF STACKS OF STANDARD LUGS OF SIMILAR AND UNIFORM DIMENSIONS ON THE FLOOR ADJACENT TO BUT IN SPACED PARALLELISM WITH THE SIDE WALLS, AND SPACING UNITS MOUNTED BETWEEN THE LUGS AND THE SIDE WALLS AND SECURED TO THE LATTER FOR POSITIVELY SPACING SAID LUGS THEREFROM, SAID UNITS COMPRISING VERTICAL FRAMES INCLUDING INTERSECTING VERTICAL AND HORIZONTAL STRIPS AND SPACING BLOCKS SECURED THEREBETWEEN AT THE INTERSECTIONS THEREOF FOR ORIENTATING SAME IN TWO VERTICAL PLANES, SAID VERTICAL STRIPS ABUTTING THE STACKS AT INTERMEDIATE POINTS AND HAVING THEIR LOWER ENDS ENGAGED WITH THE FLOOR, SAID HORIZONTAL STRIPS ABUTTING THE SIDE WALLS, THE UPPERMOST AND LOWERMOST BLOCKS BEING EQUIDISTANTLY SPACED FROM THE RESPECTIVE ENDS OF THE VERTICAL STRIPS A DISTANCE APPROXIMATING THE HEIGHT OF ONE OF THE LUGS AND FROM EACH OTHER A DISTANCE APPROXIMATING THE COMBINED HEIGHT OF TWO OF THE LUGS WHEREBY SAID FRAMES ARE INVERTABLE AND REVERSIBLE WITH THE BLOCKS ORIENTATED IN ALL POSITIONS OF THE FRAMES TO LATERALLY BRACE ALL OF THE LUGS COMPRISING THE STACKS AT ALTERNATE JUNCTURES THEREOF.