ANTI-SKID DEVICE FOR HEELED WINTER SHOES Russian patent published in 2003 - IPC

FIELD: light industry. SUBSTANCE: anti-skid device has base plate, holder with three-pronged tenons secured through curved pin on base plate, plank adapted for securing holder and serving for moving anti-skid device from operating position to inoperating position and vice versa, lugs for attachment to sole, clips for attachment of three-pronged tenons inserted into holder slots, retainer and wire spring adapted for tightening of lugs. Base plate has L-shaped curved base. Wire spring forms loop composed of one and half coils. Intersecting ends of wire spring are bent to form hooked parts put onto wood screw necks. Sole ribs are provided with recesses formed in sites adjoining lugs for pressing pointed ends of lugs into recesses. EFFECT: simplified construction, increased anti-skid effect and simplified removal of anti-skid device. 8 dwg