Patent ID: 6871454
Filing Date: 2005-03-29
Classification: E04G

Abstract:
1. A post shore and decking system used to support sheets on which cement compositions can be poured, comprising: (a) A plurality of hollow, celtic cross shaped main legs, each main leg including an inside wall and an outside wall, a lengthwise outward extending channel integrally attached to each of said legs, said channel being U-shaped and having opposed side walls and a front wall, a plurality of aligned holes located in said channel side walls, said channel front wall having a plurality of holes located therethrough, a foot that extends lengthwise being located opposite said channel, opposed flat projections are located on said outside wall of each of said main legs, said projections extending lengthwise and are perpendicular to said channel, said projections having a plurality of aligned holes; (b) a plurality of non-symmetrical extension leg members, each of said extension leg members is slideably received by one of said main legs, said leg extension member contacting said main leg inside wall, said extension leg member has an outside surface and an inside surface, with said outside surface having two pair of opposed substantially flat projections, which are received by said main leg inside wall, said projections are located at 90° intervals on said extension leg member and are integral with said extension leg member, one set of said projections have a plurality of aligned holes, which can be aligned with said main leg flat projection holes; (c) a plurality of outside legs, each of said outside legs having a celtic cross shape, an inside wall, and an outside wall, with said outside leg configured to slide over said main leg outside wall, each of said outside legs having a pair of opposed channels and a pair of opposed flat projections, said outside leg has a plurality of aligned holes located on said outside leg flat projection, said outside leg including a channel located opposite said main leg channel when said outside leg is positioned over said main leg; (d) a plurality of drophead members, each comprised of a drophead tube having at least one set of aligned holes, said drophead tube is received by said extension leg member, whereby holes in said drophead tube align with holes in said extension leg member, allowing a pin member to pass therethrough and hold said drophead member in contact with said extension leg, said drophead member having a square shaped platform member located opposite said drophead member bottom, located between said platform and drophead member bottom is a member for holding a ledger member; (e) a plurality of screw collar members, each of said screw collar members is removably received and attached to said main leg, each of said screw collar members is removably attached to said extension leg member, each of said screw collar members is formed from a nut member and threaded bolt member so that when said nut member is moved on said bolt member, said extension leg is moved relative to said main leg; (f) a plurality of ledger members, each of said ledger members is received and held by said drophead member, each of said ledger members is comprised of opposed ends and a top portion and a bottom portion, said ledger member having a pair of parallel channels attached to said bottom portion and a pair of parallel channels attached to said top portion, and a pair of opposed catches are located on each end; (g) a plurality of joist members, each of said joist members is comprised of a beam and a pair of opposed ledger catches located on each end of said beam, each of said joist members is receivably held by a pair of said ledger members; and, (h) a plurality of frame members, which are removably attached to one of said main leg or said outside leg.