Patent ID: 6969040
Filing Date: 2005-11-29
Classification: E04G

Abstract:
1. A removable former which is interlockable with other, similar formers between spaced-apart ribs to form shuttering between the ribs for a reinforced concrete slab, the former comprising: a hollow block which includes a top face, a front face, a rear face, two opposed side faces and an interlocking formation on or below each of the side faces for interlocking the hollow block, side by side, with adjacent, similar hollow blocks, the interlocking formations extending from the side faces so that when the hollow block is interlocked with an adjacent hollow block, a gap is formed between adjacent side faces of the interlocked blocks; and a support member for supporting the hollow block on two of the spaced-apart ribs during casting of the concrete slab, the support member including: