Decoration with a variable billboard

Card – picture – or sign exhibiting – Changing exhibitor – Rotatable carrier for display item

Reexamination Certificate

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Details

C040S503000, C074S08400R, C074S125500

Reexamination Certificate

active

06269568

ABSTRACT:

BACKGROUND OF THE INVENTION
The present invention relates to a decoration with a variable billboard, and more particularly to a decoration in which a billboard printed with variable pictures is driven a manually operated coil spring so as to intermittently variably present the pictures.
FIG. 7
shows an existing house decoration the surface of which is printed with an advertisement or promotion picture. Such decoration is monotonous and lacks competitive advertisement function.
SUMMARY OF THE INVENTION
It is a primary object of the present invention to provide a decoration with a variable billboard, in which the billboard includes multiple triangular columns each face of which is printed with a predetermined pictures. A coil spring is used to drive an intermittently rotating mechanism for pushing the triangular columns to intermittently rotate so as to variably present the pictures of the billboard and increase the entertaining effect of the billboard.
According to the above object, the decoration of the present invention includes:
a decorative hollow base seat formed with a specific aspect;
an energy reserving device disposed in the base seat;
a billboard disposed on a top face of the base seat, the billboard having a frame in which multiple parallel upright triangular columns are rotatably disposed, a mandrel of each triangular column extending into the base seat, a driven gear being disposed at a bottom end of the mandrel, each face of the triangular column being printed with a predetermined picture; and
an intermittently rotating mechanism disposed in the base seat, the energy reserving device serving as a power source for driving the intermittently rotating mechanism to operate and make a click drive a ratchet to intermittently rotate through 120 degrees, the ratchet being coaxially disposed with a driving gear for driving a driven gear of the billboard, whereby the multiple triangular columns of the billboard are synchronously driven to intermittently rotate so as to variably present the pictures of the billboard.
The present invention can be best understood through the following description and accompanying drawings wherein:


REFERENCES:
patent: 1718625 (1929-06-01), Bartoletti
patent: 1785204 (1930-01-01), Nelson

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