Structure of music box

Details Structure of music box Structure of music box

1993-04-21

1994-08-30

Gellner, Michael L.

Music

Instruments

Automatic

G10F 106

Patent

active

053429885

ABSTRACT:
A music box is disclosed including at least one cam coupled to the central shaft of the pinned barrel thereof and driven by it to move ornaments carried on a movable device. According to one embodiment of the present invention, the at least one cam includes two cams driven by the pinned barrel to reciprocate and rotate the movable device one after another.

REFERENCES:
patent: 5020409 (1991-06-01), Hou
patent: 5070753 (1991-12-01), Hou
patent: 5161420 (1992-11-01), Feng

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