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US 8,117,767 B2Granted
Rotating anti-slip device for soles for footwear
AssigneeEurosuole S.P.A.
InventorGermano Ercoli
Life of this patent
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Abstract
The present invention relates to the footwear industry. More specifically, the present invention concerns a device that, inserted in soles for footwear, allows the user to equip his or her own footwear, mechanically and easily, with anti-slip serrated nails in the presence of snow or ice or other slippery material on the paved surface.
Claims7
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.
4 more elements
Dependencies are inferred from the claim text.