Modular partition structure

Claim 1

A MODULATOR PARTITION UNIT COMPRISING (A) A UNITARY CHANNEL MEMBER INCLUDING (1) A PAIR OF PARALLEL SPACED GENERALLY-RECTANGULAR VERTICALLY SIDE WALLS, (2) A PAIR OF SPACED HORIZONTAL FLANGES EXTENDING INWARDLY FROM THE LOWER EDGES OF SAID SIDE WALLS, RESPECTIVELY, (3) AT LEAST A PAIR OF LONGITUDINALLY-SPACED HORIZONTAL UPPER WALLS THE LONGITUDINAL EDGES OF WHICH ARE CONNECTED WITH THE UPPER EDGES OF SAID SIDE WALLS, RESPECTIVELY, SAID SIDE WALLS INCLUDING, IN THE SPACE BETWEEN SAID UPPER WALLS, REDUCED PORTIONS HAVING A SMALLER VERTICAL DIMENSION THAN THE REMAINING SIDE WALL PORTIONS, (4) AND A TRANSVERSE CABLE SUPPORTING STRAP BENEATH THE SPACE BETWEEN SAID UPPER WALLS, SAID SUPPORTING STRAP INCLUDING A HORIZONTAL FIRST PORTION ADJACENT THE UPPER SURFACES OF SAID FLANGES, AND A PAIR OF VERTICAL SECOND PORTIONS ADJACENT THE INNER SURFACES OF SAID SIDE WALL REDUCED PORTIONS, RESPECTIVELY, SAID VERTICAL SECOND PORTIONS BEING CONNECTED AT THEIR LOWER AND UPPER EDGES WITH THE LONGITUDINAL EDGES OF SAID STRAP FIRST PORTION AND WITH THE UPPER EDGES OF SAID SIDE WALL REDUCED PORTIONS, RESPECTIVELY.