Foldable structure

Stock material or miscellaneous articles – Sheets or webs edge spliced or joined – Sheets or webs coplanar

Patent

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Details

428 57, 428 77, 428121, 428124, 428130, 428157, 428192, 428455, 428507, 428514, 156258, 1563043, 1563045, 52631, 52658, 160381, 403402, B32B 302, E04C 224, E04C 240, B32B 310

Patent

active

043871283

ABSTRACT:
A foldable structure (2) and a method of manufacturing a foldable structure which, when folded produces a curved edge or corner. The structure comprises two panel members (32,34) having a respective edge region (18,20) which are adjacent and are spaced apart. Each edge region has a shoulder (8,10) and a curved portion (12,14). A flexible elongated bridging piece (22) is located between the shoulders (8,10) and defines a foldable region. A flexible lamina (24) covers a respective face of the panel members (32,34) and the flexible bridging piece (22).

REFERENCES:
patent: 2026650 (1936-01-01), Onsrud
patent: 2252539 (1941-08-01), Adams
patent: 3895990 (1975-07-01), Josteit

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