FIELD: pneumatic transport.
SUBSTANCE: proposed device 2 for delivering stiff loose material into delivery pipeline has swirl chamber 4 made for connection of feed pipeline 6 from outside and forming inlet hole 8 for loose material in side wall of swirl chamber 4, and also device to build gas flow inside swirl chamber 4 which is directed to side of said inlet hole 8. Porous plate is fitted in side wall of swirl chamber 4 additionally close to periphery of inlet hole 8 through which loosening gas can be delivered into swirl chamber 4.
EFFECT: prevention of formation of material bridges in zone of inlet hole.
10 cl, 5 dwg
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