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US 9,068,364 B2Granted
Method of forming concrete utilizing roll forms
OwnerDavid F. Troudtinventor
Life of this patent
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Abstract
A form for producing a hardened element such as concrete, formed of a flowable material, the form comprising: an elongated, substantially self-supporting portion of flexible material comprising at least one forming surface for abutting the flowable material; first and second flanges hingedly affixed to respective first and second edges longitudinally of the forming surface; and a plurality of corresponding anchoring holes uniformly placed along the first and second flanges.
Claims9
A method for producing a concrete form comprising:
- supplying at least one spool of elongated roll form material comprising a forming surface thereof having first and second hingedly affixed flanges along upper and lower edges thereof, said flanges presenting regularly spaced anchoring holes;
- unwinding at least two portions of said roll form material from said at least one spool;
- placing said at least two portions of said roll form material in a generally parallel and spaced apart relationship;
- positioning said flanges of said at least two portions of said roll form perpendicularly to and in a direction opposite to said forming surface of each of said two portions of said roll form;
- and
- extending anchor screws through at least some of said anchoring holes in said flanges to secure said at least two portions of said roll form to the ground.
3 more elements
Dependencies are inferred from the claim text.