Rotatable sign

Details Rotatable sign Rotatable sign

1981-06-09

1982-10-12

Mancene, Gene

Card, picture, or sign exhibiting

Changing exhibitor

Fluid operated

40431, 40607, G09F 1500

Patent

active

043531792

ABSTRACT:
A rotatable sign adapted to be driven by air currents to provide successively changing indicia to a viewer is disclosed. Indicia formed of light-reflective material and mounted on a dark background is located at different levels on at least two of three side panels of the sign to provide the illusion of a vertically moving sign. The rotatable portion of the sign can be inverted to reverse the direction of rotation.

REFERENCES:
patent: 895892 (1908-08-01), Peters
patent: 1875049 (1932-08-01), Lewis
patent: 2710472 (1955-06-01), Leander
patent: 2833065 (1958-05-01), Kies

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