Importance

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Abstract

A concrete forming structure including a collapsible form having at least one form panel section and a rigid corner adjacent thereto and with the panel section having a forming face. A two-way hinge filler structure between the section and the rigid corner. The hinge filler structure including a series of hinge plates with a pair of the hinge plates being attached to the form. The hinge plates including a pair of spaced hinges joining the hinge plates in hinged assembly together and with the hinges lying in a plane common to the forming face of the section. Means is provided for holding the panel section in a predetermined position to facilitate the pouring of the concrete and with the means being releasable. The panel section being pivotal on the hinges to effect disengagement of the panel section from the poured concrete. The hinges being cooperable with the hinge plates and the panel section to allow the panel section to collapse and move after release of the means for allowing the panel section to be readily disengaged from the thus formed poured concrete.

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First Claim