| 摘要 |
The invention relates to a skid-proof device for shoes, consisting of a fixed plate (6 and 13) attached on the shoe heel (2) by some screws, where there is connected a mobile plate (9 and 15) provided with skid-proof teeth, the plates being interconnected by means of an articulating axle (8) or by means of some winged screws (11), characterized in that the mobile plate (8) is tiltable around an axle (8) fastened on the ends of the U-shaped fixed plate (6), and it is provided with two arms ending in skid-proof teeth, the two plates being fastened by means of some winged screws (11), in a pocket provided in the shoe heel. In another embodiment, the device is characterized in that the fixed plate (13) is a curved-shaped double plate, which follows the outline of the exterior posterior edge of the shoe heel (2), where it is fastened by means of some winged screws (11), and the mobile plate (13) is displaceable between a retracted upper position and a lower position for using, there being situated between the two parts of the double plate and fastened in the two positions, also by means of some winged screws (11).
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