Card – picture – or sign exhibiting – Illuminated sign – Lamp box
Patent
1983-01-18
1985-05-14
Swiatek, Robert P.
Card, picture, or sign exhibiting
Illuminated sign
Lamp box
40549, 40564, 40578, 40603, G09F 1304
Patent
active
045163430
ABSTRACT:
An intermediate frame construction for use in association with a sign box of the type having a box hinge recess around its perimeter and a front frame for supporting a face panel, the front frame having a front hinge, the intermediate frame comprising, a generally rectangular frame having two end members, and top and bottom members, joining one another at corners, each of the members having an outer wall, face panel support connected with the outer wall and extending inwardly for supporting a face panel therein, an intermediate hinge connected to the outer wall, and extending in a rearward direction for hinging interengagement with the box hinge recess in the sign box, and, a wall defining an intermediate hinge recess connected to the outer wall, and extending in a forward direction, and adapted to receive the front hinge carried on the front frame whereby such front frame is hingedly connected to such intermediate frame, and such intermediate frame is in turn hingedly connected to such sign box.
REFERENCES:
patent: 3863372 (1975-02-01), Stilling
patent: 4265039 (1981-05-01), Brooks
patent: 4370792 (1983-02-01), Watts
patent: 4452000 (1984-06-01), Gandy
Stone Cary E.
Swiatek Robert P.
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