FIELD: food industry, tobacco.
SUBSTANCE: system contains a conveyor device for transportation of filter units, an identification section and a controller capable to receive and process signals from the identification section with the help of an I-logical scheme. Each filer unit has a filter area with activated charcoal at its tip. The identification section is capable to detect two activated charcoal filter areas and generate signals reflecting presence and ZD quality of the activated charcoal filter area and absence or deficiency of the activated charcoal filter area. The identification section contains two sensors with each sensor generating a signal which is representative of the activated charcoal filter area. The controller provides for change in the conveyor device operation in case the signals are indicative of absence or deficiency of either or both the activated charcoal filter areas. The invention also deals with a method for detection of defects in smoking product filters; according to this method one performs transportation of filter units through the identification section for detection of two activated charcoal filter areas and generation of signals from the identification section.
EFFECT: reduction in quantity of cigarettes with defective filters.
18 cl, 8 dwg
