CONVEYOR SYSTEM OF FOOD PRODUCTS AIR TREATMENT INSTALLATION Russian patent published in 1995 - IPC

FIELD: refrigerating installations. SUBSTANCE: conveyor system for food products air treatment installation has main endless conveyor belt with several spiral coils arranged one on the other on lower coil and with edge sections, and it has supporting device with endless chains and chain holders installed for supporting edge sections of main endless conveyor belt along its lower coil. Conveyor system has additional endless conveyor belt partially laid in spiral coils arranged one on the other. Coils of additional endless conveyor belt alternate in height with coils of main endless conveyor belt to form self-supporting belt column. Each coil of main endless conveyor belt (except for lower coil) is arranged to rest on corresponding underlying coil of additional endless conveyor belt, and vice versa, by means of separating members adjoining edge sections of both endless conveyor belts. Height of lifting of endless chains on length of lower coil of main endless conveyor belt is equal to height of lifting of both endless conveyor belts over a length of one coil. EFFECT: enlarged operating capabilities. 7 cl, 5 dwg