REGISTER-TYPE ACCORDION Russian patent published in 1997 - IPC

FIELD: musical technique. SUBSTANCE: accordion has casing with keyboard and control units 1 positioned within casing and connected through openings 4 by tightening anchor screws 5 with sound converters reproducing corresponding sound effect. Additional one control unit 1 is positioned in right cover of casing and one control unit 1 in left cover of casing. Additional control units 1 are connected through openings 4 by tightening anchor screws 5 with main control units 1. Accordion is further provided with change-over registers 9, register slides 12 for displacement of T-pieces 10 and levers 18 along channels 21 of reducers. Slides 12 simultaneously change over one control unit for switching on and other control unit for switching off. Power unit 33 and board 34 are positioned within right cover 38 below it. Board 34 carries sound generator, low-frequency amplifier 30, high-frequency amplifier 37. Electrodynamic head 39 is arranged at the top below grid and electric socket 40 is positioned below board 34. EFFECT: simplified construction. 2 cl, 5 dwg