TOBACCO DRYING MACHINE

摘要

A tobacco drying machine of rotary cylindrical type having a steam pipe at the wall thereof and a heated air source at the lower side of a material supply inlet, comprises means for detecting the flow of tobacco raw material at a pretreatment process line of the drying machine; a water spraying nozzle at the raw material supply inlet into which pressurized air is supplied as a carrier; and a control circuit for providing a signal to the water spraying nozzle when a predetermined period of time has passed since said circuit received a signal representative of the passage of the front or rear end of the tobacco raw material through the detector.