DEVICE FOR MANUFACTURE OF TIRE SECTORS INTERCONNECTED IN TREAD ZONE FROM OLD TIRES Russian patent published in 1999 - IPC

FIELD: automotive industry. SUBSTANCE: bearing surface 2 for tires 3 is positioned on carcass 1. Bearing surface has at least two supporting members 31 arranged, with tire 3 in operating position, on side of tire side walls 9 for supporting of the latter in process of cutting. Cuts are performed by at least one cutting knife 5 which is coupled to drive 14 for movement along guides 4. If necessary, use may also be made of punches 6 by means of which holes may be provided in tire side walls 9. EFFECT: cutting process automation. 17 cl, 12 dwg