Rigid mechanical corner pocket for tensioning flexible signs and

Card – picture – or sign exhibiting – Signs – Stretched or tensioned

Patent

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Details

40606, 40610, 40612, G09F 1700

Patent

active

044909349

ABSTRACT:
A signal device includes a frame supporting a flexible sheet having indicia on one face. A plurality of oppositely disposed retainers are fixed to the other face of the sheet. A portion of the frame extends into each retainer to rigidify the sheet. Each retainer includes a movable member for controlling entry and removal of the associated portion of the frame.

REFERENCES:
patent: 1873178 (1932-08-01), Bernstein
patent: 3200786 (1965-08-01), Swezy et al.
patent: 3526200 (1970-09-01), Doyle
patent: 4288053 (1981-09-01), Sarkisian

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