KYL-KUBYZ Russian patent published in 1999 - IPC

FIELD: musical instruments. SUBSTANCE: device has jacket which is designed as three-dimensional polyhedron consisting of set of flat staves. Lower deck of device is flat. Upper deck is arched and consists of three staves: middle stave is parallel to lower deck and has complex-shape hole in its center; two side staves converge to shelves and are equipped with longitudinal resonant holes. Shells are designed as polyhedron which is located in symmetry about longitudinal axis of instrument and lower reed. EFFECT: increased functional capabilities. 3 dwg