Means for forming circular roofs专利检索-泡沫混凝土多孔混凝土建筑材料专利检索查询-专利查询网

Means for forming circular roofs

阅读：255发布：2023-10-16

专利汇可以提供Means for forming circular roofs专利检索，专利查询，专利分析的服务。并且The ceiling for a large, buried, cylindrical, concrete tank provided with an upright, coaxial column in the center of its cavity is poured in a form including girders radiating from the column toward the outer tank wall. The inner terminal portions of the girders rest on a split collar releasably tightened on the top end of the column, and hook-like brackets on the outer terminal portions of the girders rest on the outer tank wall. The panels which downwardly close the form rest on the girders. Foam plastic pads on the outer ends of the girders facilitate removal of the girders through an access opening in the ceiling after the concrete in the ceiling has set.，下面是Means for forming circular roofs专利的具体信息内容。

权利要求

1. An arrangement for pouring a concrete ceiling comprising: a. an upright supporting column having an axis; b. an upright wall extending about said column in radially spaced relationship, said wall circumferentially bounding a cavity about said column; c. a collar having a plurality of parts; d. fastening means releasably tightening said parts about the topmost portion of said column in a position in which said collar projects radially from said column; e. a plurality of horizontally elongated carriers, each carrier having an inner longitudinally terminal portion supported on said collar and an outer longitudinally terminal portion supported on the top surface of said wall; f. panel means supported on said carriers, said panel means substantially closing said cavity in an upward direction and constituting the bottom of a form; g. annular sheeting means upwardly projecting from said wall beyond said panel means for horizontally containing concrete poured in said form; and h. recess-forming means superimposed on each of said outer terminal portions for forming a recess in said poured concrete.

2. An arrangement as set forth in claim 1, wherein each of said parts has two portions joined in an approximately L-shaped cross section, said fastening means fastening said parts to said column in such a manner that one portion of each part is upright and contiguously adjacent said column, and the other portion of said part projects horizontally away from said column.

3. An arrangement as set forth in claim 2, wherein said fastening means include connecting means releasably connecting said upright portions in a closed loop about said column, and tightening said loop.

4. An arrangement as set forth in claim 1, wHerein said outer terminal portions include respective approximately hook-shaped bracket members resting on said top surface.

5. An arrangement as set forth in claim 4, wherein said recessforming means include a resilient pad superimposed on each bracket member, said pad being horizontally substantially coextensive with said bracket member.

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