Internal rotary structure of a crystal ball seat

Details Internal rotary structure of a crystal ball seat Internal rotary structure of a crystal ball seat

1997-11-25

2000-03-21

Green, Brian K.

Card, picture, or sign exhibiting

Three-dimensional movable figure display device

74416, 74410, 84 952, G09F 1908

Patent

active

06038798&

ABSTRACT:
An internal rotary structure of a crystal ball seat having a base plate, a rotary disk, gears and other components; characterized in that: a circular platen is formed on the center of the upper surface of the base plate; a rotary disk is installed on the periphery of the platen of the base plate; circular teeth formed on the inner rim of the rotary disk, and a driving gear of longitudinal axis is installed below the driving gear of the music bell rolling wheel. By this structure, in a small space, the rotary disk may be used to drive the music bell.

REFERENCES:
patent: 3082570 (1963-03-01), Pearson, Jr.
patent: 4344243 (1982-08-01), Reszka
patent: 5339923 (1994-08-01), Chen
patent: 5555656 (1996-09-01), Liu
patent: 5620353 (1997-04-01), Lai
patent: 5675921 (1997-10-01), Lin

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