Rotating mechanism for a crystal ball

Details Rotating mechanism for a crystal ball Rotating mechanism for a crystal ball

1993-03-29

1994-08-23

Herrmann, Allan D.

Motors: spring, weight, or animal powered

Spring

With winding means

40411, 84 952, 446236, 464160, F03G 100, G09F 1908

Patent

active

053399234

ABSTRACT:
This invention relates to a rotating mechanism for a crystal ball including a spring means, a driving gear connected with the spring means, a driven gear engaged with the driving gear and having a rectangular protuberance at the center, a supporting frame mounted on the driven gear and having a hole for receiving the rectangular protuberance of the driven gear, a turning member arranged on the supporting frame and formed with a rectangular hole adapted to receive the rectangular protuberance of the driven gear and two arms extending upwardly from two ends thereof, a rod installed on the turning member and having a rectangular hole, and a disc having a downwardly depending rod with a rectangular end adapted to be received in the rectangular rod of the rod.

REFERENCES:
patent: 2552682 (1951-05-01), Lopez
patent: 5070633 (1991-12-01), Liu
patent: 5088218 (1992-02-01), Liu
patent: 5134795 (1992-08-01), Wang

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