FIELD: physics, acoustics.
SUBSTANCE: two tones bell contains body placed inside by impact device, and bat of the impact device is made of less bell's size, and its impact part is placed on the arc of suspender's radius, size of which is equal to the distance from point of suspension to the zone of beating on the inner side of the body of the main bell. Such structure of the bell ensures harmonious and synchronous sounding of two bells having equal and different tones, whereby extends acoustic capacities of bell.
EFFECT: extension of bell's acoustic capacities.
2 cl, 1 dwg
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