Patent ID: 6708418
Filing Date: 2004-03-23
Classification: E04G

Abstract:
In combination with a center post that provides a guide for an array of structural modules, an improvement comprising:a center post guide formed to fit around the center post; said center post guide having an index wheel with a plurality of index holes, arranged circumferentially; said center post guide having a lock assembly for locking at specified heights the center post guide to the center post; a structural module alignment frame having an outer periphery to align a layer of structural modules; said structural module alignment frame having a centrally located plate with an alignment hole to align with a hole of the index wheel; a pin to lock the holes of the index wheel and the centrally located plate; and wherein a user can lay a first layer of structural modules, then raise and lock the center post guide to a new height to accommodate a second layer of structural modules, and the user can rotate the structural module alignment frame, and set the pin to a chosen set of aligned holes, thereby creating a desired pattern of structural modules.