Card – picture – or sign exhibiting – Changing exhibitor – Motor operated
Patent
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
Mossner Frank
Tornow Ralf
Davis Cassandra
Dorner Kenneth J.
Krone-Rew GmbH
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