FIELD: ventilation and heating of cattle stalls. SUBSTANCE: air duct 1 is made in form of interconnected boxes 3; each box 3 is made according to form of stall compartment 4 and is divided into air passages 5; branches 2 are made in form of pipes 6, each branch pipe 6 is provided with adjusting damper 9 and guide baffle 10 in form of hollow truncated sector of cone. EFFECT: enhanced efficiency. 3 dwg
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Authors
Dates
1998-02-27—Published
1996-02-27—Filed