COW MILKING STALL Russian patent published in 2002 - IPC

FIELD: agricultural engineering. SUBSTANCE: cow milking stall has side fences equipped with pivotally attached double-wing exit doors and rear retaining arced device. Exit door has single-action pneumatic drive with return valve and restrictors. Rear retaining arced device has pneumatic drives made in the form of corrugated reinforced pipe with flexible motion restrictor inside it. Milking stall has milking unit-manipulator equipped with pneumatic controlling device and self-feeder mounted on side fence and composed of rotating feeder mounted in lower part of hopper provided with gate. Pneumatic drives allow cow entrance and exit processes to be automated. EFFECT: simplified construction and increased efficiency. 3 cl, 5 dwg