Music box with selectively programmable drum

Details Music box with selectively programmable drum Music box with selectively programmable drum

1978-05-15

1979-03-20

Franklin, Lawrence R.

Music

Instruments

Automatic

G10F 504

Patent

active

041447913

ABSTRACT:
Music box of the rotatable drum type with removable reed actuating pins which may be selectively disposed for playing various compositions, characterized by a drum having a peripheral surface without apertures therein and an envelope or sleeve surrounding same containing the apertures for retaining the pins, the envelope being injection moulded of plastic material, the apertures being non-circular, such as square, and the pins being cylindrical and of uniform diameter at all sections thereof.

REFERENCES:
patent: 1547183 (1925-07-01), Steele
patent: 1969147 (1934-08-01), Paul
patent: 2557061 (1951-06-01), Goldman
patent: 2812680 (1957-11-01), Fedoryszyn
patent: 3651731 (1972-03-01), Horta

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