DEVICE FOR CRUSHING MECHANICAL RUBBER GOODS Russian patent published in 2001 - IPC

FIELD: equipment for crushing various materials, scrap rubber inclusive. SUBSTANCE: proposed device is provided with shafts mounted in parallel in its housing for opposite rotation; shafts are provided with crushing members made in form of toothed disks with distant bushes. Screen is mounted under disks on whose inner surface abrading members are secured. Their lateral surfaces and surfaces of toothed disks are provided with knurling. Ratio of diameter of toothed disk to diameter of distant bush and to distance between shafts is equal to 1 : (1.45-1.25). EFFECT: high degree of crushing material; enhanced reliability and economical efficiency. 2 dwg