| 摘要 |
FIELD: agriculture, in particular, bird watering mechanization equipment. ^ SUBSTANCE: waterer has casing with outer conical thread and axial through channel of variable diameter, said channel being axially aligned with casing channel. Valve seat axially arranged between casing and bushing is made in the form of washer wherein spherical body is located. Pusher passed through bushing for displacement therein in vertical plane protrudes with its lower part from bushing. Waterer is additionally equipped with elastic sealing ring positioned between casing and bushing. Casing axial channel is provided with thread and bushing is provided with mating thread. Recess is formed in upper part of bushing, with size of recess corresponding to size of valve seat. Upper part of bushing channel and upper part of pusher are made conical. ^ EFFECT: increased workability and maintainability of waterer. ^ 1 dwg
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