Decorative ball device

Details Decorative ball device Decorative ball device

1987-12-16

1989-04-04

Swiatek, Robert P.

Card, picture, or sign exhibiting

Display device with free article movement

Snowfall simulator

40406, G09F 1900

Patent

active

048173118

ABSTRACT:
A decorative ball device mainly comprises a transparent hollow sphere which contains a liquid. A puppet together with a plurality of small pieces are disposed in the sphere. The sphere has a pump case and a skirt at its bottom. A sealing ring locates between the inner periphery of the skirt and the outer periphery of the pump case. The sealing ring has a central aperture respectively communicating with an inlet and an outlet channels in the pump case. A supporting plate for supporting the puppet is disposed in the sphere. The supporting plate possesses a pair of holes each communicating with the central aperture. The holes respectively correspond to the outlet and inlet channels. In operation, when a blade in the pump case is driven to rotate by a motor. The pieces along with the liquid are driven to circulate within the sphere thereby creating a both dynamic and attractive effect.

REFERENCES:
patent: 2435612 (1948-02-01), Snyder
patent: 3535805 (1970-10-01), Peiperl
patent: 4215500 (1980-08-01), Sharp
patent: 4490931 (1985-01-01), Fleemin
patent: 4612876 (1986-09-01), Tigert
patent: 4703720 (1987-11-01), Shipman et al.

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