FIELD: design of musical instruments. SUBSTANCE: base has additional axis which is rigidly mounted in vertical direction with respect to base on its arc-shaped part. In addition device has drum unit, which is designed as at least two hollow cylindrical caps, which are mounted coaxial on shaft and are insulated against each other in point of mounting. EFFECT: increased functional capabilities. 2 cl, 3 dwg
Authors
Dates
1996-06-27—Published
1993-03-12—Filed