Patent ID: 8117767

Claim:
An anti-slip apparatus comprising: a shoe having a sole; a first metal insert affixed to said sole; a second metal insert affixed to said sole in spaced relation to said first metal insert; a first side support having a threaded pin extending therefrom, said threaded pin anchored to said first metal insert; a second side support having a threaded pin extending therefrom, said threaded pin of said second support anchored to said second metal insert; and a rotating element affixed to said first side support and said second side support, said rotating element having a smooth surface on one side thereof and a serrated surface formed on another side thereof, said rotating element being rotatable such that one of said smooth surface and said serrated surface face downwardly from said sole, said sole having a slot formed therein, said first and second side supports positioned in said slot such that a surface of said first and second side supports is coplanar with a bottom surface of said sole.