FIELD: shoe industry. SUBSTANCE: antiskid device has basic clip with spare end allowing it to be attached to winter boot sole of any width, tenons turning in different directions, rollers, bearing loops, tie-rods, springy retainer, and switch. Tenons are moved from operating position to non-operating position by striking of switch projection against boot counter by user in standing position. Basic clip supports tenons to increase their stability in operating position. Switch is equipped with pin facilitating fixation of tenons in different positions. EFFECT: increased convenience and simplified construction. 6 dwg
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RU2161431C1 |
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|
RU2030158C1 |
Authors
Dates
2001-01-10—Published
1999-05-17—Filed