SCREW CONVEYOR AND METHOD FOR ITS OPERATION CONTROL Russian patent published in 2009 - IPC B65G33/08 B65G33/10 F27D3/08 F27B3/06 

Abstract RU 2368561 C2

FIELD: transportation.

SUBSTANCE: in screw conveyor load to electric motor (3) is measured, or value corresponding to this load. As this value is achieved or preset value of load is exceeded, screw shaft (2a) is lifted to increase gap between edge of screw blade (2b) and lower part of jacket (1).

EFFECT: prevents of screw wear and maintains efficiency of unloading.

10 cl, 5 dwg, 3 ex

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RU 2 368 561 C2

Authors

Tetsumoto Masakhiko

Khasimoto Sumito

Dates

2009-09-27Published

2005-09-02Filed