Flexible or portable closure – partition – or panel – Plural strip – slat – or panel type – Portable
Patent
1990-11-05
1992-05-26
Spruill, Robert L.
Flexible or portable closure, partition, or panel
Plural strip, slat, or panel type
Portable
40605, 16225, 16DIG13, A47G 500, E05D 100
Patent
active
051158558
ABSTRACT:
An improved hinge for portable multi-panel display systems, wherein the display system is formed by a plurality of individual composite panels having a cellular paperboard core the periphery of which has a relatively rigid, higher-density edging. The edging is adapted to receive either a flexible hinge for linking panels or an edge trim piece to form a finished periphery for a display system. The flexible hinge is a living hinge with two webs having parallel lines of weakness.
REFERENCES:
patent: 2802522 (1957-08-01), Collet
patent: 3019486 (1962-02-01), Stinson
Kirchner Michael W.
Lindblom Curtis
Cuda Carmine
Skyline Displays, Inc.
Spruill Robert L.
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