Card – picture – or sign exhibiting – Changing exhibitor – Motor operated
Patent
1997-07-26
1998-10-20
Dorner, Kenneth J.
Card, picture, or sign exhibiting
Changing exhibitor
Motor operated
40508, 40511, G09F 1100, G09F 1130
Patent
active
058229019
ABSTRACT:
A picture display assembly has a hollow base seat, a main frame coupling with the hollow base seat, a transparent plate covering a front face of the main frame, a rear plate covering a rear face of the main frame, a separation plate disposed in a front interior of the main frame, a display chamber defined between the transparent plate and the separation plate, an elastic plate disposed in a rear interior of the main frame, a storage chamber defined between the separation plate and the elastic plate, an upper plate disposed in an upper interior of the main frame, a slit defined between the separation plate and the upper plate, a switch plate disposed on an upper end of the upper plate, a swivel button disposed on an end of the switch plate, a rolling device disposed in a top interior of the main frame, and a roller set disposed in a middle interior of the main frame.
REFERENCES:
patent: 1543852 (1925-06-01), Hanscom
patent: 2122250 (1938-06-01), Godoy
patent: 3568345 (1971-03-01), Grosse
Dorner Kenneth J.
Santos Robert G.
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