Paper making and fiber liberation – Processes and products – Non-uniform – irregular or configured web or sheet
Patent
1996-11-19
1998-11-10
Loney, Donald
Paper making and fiber liberation
Processes and products
Non-uniform, irregular or configured web or sheet
162116, 162217, 162220, 156204, 156217, 156292, 264 86, 264 87, 264517, 264313, 264319, D21H 1100, B32B 300, B28B 126
Patent
active
058338055
ABSTRACT:
A unique method of producing a reinforced moulded sheet having one continuously planar face and having a plurality of ribs or thickened areas which provide a corresponding plurality of prominences directed outwardly of the other face, said prominences having predetermined shapes, locations and dimensions to serve as reinforced areas for said sheet. And a series of new or improved composite hollow moulded panels, each comprised of at least two co-extensive elements, each of said panels being reinforced and improved by the provision of at least one of said reinforced moulded sheets as an external element of said at least two co-extensive elements, the ribs or thickened areas of said reinforced sheet being glued internally of said hollow panel to the adjacent co-extensive element thereof.
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patent: 5174863 (1992-12-01), Emery
patent: 5206067 (1993-04-01), Bonzo
patent: 5382464 (1995-01-01), Ruppel et al.
patent: 5443889 (1995-08-01), Ruppel et al.
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