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US 5,758,868 AGranted
Silt fence
AssigneeSiltco Industries Inc.
InventorBrian M. Shea
Life of this patent
Estimating the term…
Abstract
A silt fencing for use at a construction site to prevent soil erosion by wind and water forces and comprises in combination a flexible plastic fencing material, a plurality of post units comprising about three contiguous elongated hollow tubes, consisting of a central tube adapted to receive a retractable stabilizing component such as a steel rebar for insertion in the ground and two outer tubes each having a slit along their length to accommodate the rigid rods attached to the fencing material.
Claims13
A fence comprising in combination:
- a flexible fencing material;
- a plurality of cost units;
- and
- a stabilizing means;
- wherein said fencing material includes rigid rods at opposing ends whereby said fencing material encircles said rods;
- and said post units consists of at least three contiguous elongated hollow tubes including:
- a central tube adapted to receive said stabilizing means;
- and
- a plurality of outer tubes each having a central opening;
- and
- a slit;
- said rods and said outer tubes forming an attachment means for attaching said fencing material to said post units as said outer tubes are sized to accommodate and maintain said rods and said slits permitting extension of said flexible material attached to said rods through said outer tubes.
9 more elements
Dependencies are inferred from the claim text.