MILKING UNIT Russian patent published in 2005 - IPC

FIELD: agriculture, in particular, machine milking equipment.

SUBSTANCE: milking unit has milk claw including three chambers. First and second chambers are equipped with vacuum limiting devices, each uniting two diametrically opposite teat cups. Vacuum limiting devices have upper control cavity and working cavity, said cavities being separated by flexible membrane with cylindrical bead. Control cavities are separated from pulsator branch pipes by conical valves with gauged cylindrical openings formed therein. Third chamber of milk claw is adapted for collecting milk and is provided with valve and milk discharge branch pipe. Teat cups are of single-chamber type and include pneumatic valves having variable-vacuum cavity connected to pulsator branch pipe and variable-atmospheric pressure cavity, said cavities being separated by flexible membrane. Variable-atmospheric pressure cavity is communicated with teat cup cavity disposed under teat and equipped with valve connected through stem to membrane.

EFFECT: increased efficiency in cow milking.

4 cl, 7 dwg