DEVICE FOR MASSAGING HEIFERS' UDDER

摘要

FIELD: agriculture. ^ SUBSTANCE: invention relates to agriculture, particularly to devices for massaging heifers' udder. Device for massaging heifers' udder includes bowl-shaped bell wherein constant pressure chamber situated in the lower part thereof is formed by its bottom and pneumatic vibrator body. One opening of the chamber is interconnected with external environment, another one made in pneumatic vibrator body is interconnected with alternating vacuum pressure chamber being formed by pneumatic vibrator body and elastic diaphragm with burden which in its turn is interconnected by branch pipe with electric impulse accelerator and farther through vacuum control valve with vacuum hose. ^ EFFECT: device increases massage efficiency and fertility of cow heifers. ^ 3 cl, 3 dwg