FIELD: bell making, possible use for making bodies of large and small bells.
SUBSTANCE: bell consists of metallic body of spherical shape, open on one side, and striking load, positioned inside the body at the level of lower edge, suspended in its upper part. Body is made of non-porous, chemically homogeneous, small primary grain metal, mainly using method for cast by pressing with crystallization under pressure. The body is made of tin bronze with content of tin in melt within limits of 22,5±0,5% or bimetal: ferrous alloy - non-ferrous alloy.
EFFECT: abolished flaws of bell body, namely cracks during casting and during operation, increased time until full fading of sound.
3 cl, 2 dwg
