Floatable pad

Stock material or miscellaneous articles – Structurally defined web or sheet – Including variation in thickness

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Details

4498, 126415, 428 33, 428 52, 428 80, 428178, B32B 104, B32B 302, E04H 319

Patent

active

047496061

ABSTRACT:
The floatable element or pad including a body of floatable material, such as for example a low density polyethylene, or a high density cross-linked polyethylene, and the like, having a horizontal cross-sectional shape, such as hexagonal, enabling a plurality of such floating elements or pads to engage in flat surface-to-surface contact thereby providing a substantially gapless floating insulating cover. In one embodiment, the floatable element or pad includes top and bottom layers, side walls, and a plurality of thru-posts extending between the top and bottom layers and providing structural rigidity thereto, and wherein the top and bottom layers, side walls and thru-posts cooperatively provided a plurality of dead air spaces providing additional insulation between the liquid, slurry, semi-liquid or the like on which an insulating floatable cover comprised of such floatable elements or pad is comprised.

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patent: 4577352 (1986-03-01), Gautheron
patent: 4601072 (1986-07-01), Aine
patent: 4628549 (1986-12-01), Lazar

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