Card – picture – or sign exhibiting – Signs – Stretched or tensioned
Patent
1987-10-23
1989-05-09
Swiatek, Robert P.
Card, picture, or sign exhibiting
Signs
Stretched or tensioned
40153, 160378, G09F 718
Patent
active
048276472
ABSTRACT:
A signing display support apparatus utilizing a fastening element at the corners of a frame member, the fastening element having a connector element, preferably of elastic material, that is affixed diagonally to a non-elastic securing element. The securing element has a member for cinching up a stiffening element that retains a wire element therethrough. As four or more of the fastening elements are deployed peripherally around the interior of a frame member, the wire element is deployed through the stiffening elements and the positioning of the stiffening elements is determined by the selectable length of the securing elements.
REFERENCES:
patent: 473706 (1892-04-01), Martyn
patent: 2803086 (1957-08-01), Ross
patent: 4028832 (1977-06-01), Wu
patent: 4210191 (1980-07-01), Li
Litman Richard C.
Swiatek Robert P.
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