Split flap display device

Details Split flap display device Split flap display device

1993-08-19

1995-12-26

Dorner, Kenneth J.

Card, picture, or sign exhibiting

Changing exhibitor

Motor operated

40531, G09F 1100

Patent

active

054776309

ABSTRACT:
A split flap display device for displaying changing information of all kinds, where a substantially tool-free, rapid removal of the complete set of flaps is made possible. For this purpose, the rotor unit includes a rotor shaft, two receiving rollers and split flaps. This entire rotor unit is repetitively connectable and disconnectable with a housing of the display device to allow changes in the information displayed.

REFERENCES:
patent: 4060919 (1977-12-01), Sasaki
patent: 4182071 (1980-01-01), Todokoro
patent: 4236334 (1980-12-01), Kimura
patent: 4342992 (1982-08-01), Bozzini

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