Music box rotating drum body

Details Music box rotating drum body Music box rotating drum body

1992-11-17

1994-04-19

Gellner, Michael L.

Music

Instruments

Automatic

G10F 0106

Patent

active

053047338

ABSTRACT:
A music box rotating drum body on which easy-to-read printing is formed without losing the circularity of the drum body, and a method for applying printing to a music box rotating drum body to make it possible to print a large number of characters without losing the circularity are provided. According to the present invention, a music box rotating drum body includes: a rotating drum made by a pipe material planted with a plurality of pins for flicking vibrating valves in accordance with a music program. The rotating drum has a silent area formed on it, where no pins are planted. The silent area has a character portion formed by combinations of character holes.

REFERENCES:
patent: 144084 (1873-10-01), Frankfeld
patent: 2812680 (1954-09-01), Fedoryszyn
patent: 4144791 (1979-03-01), Veach
patent: 4616549 (1986-10-01), Lan

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