| 摘要 |
shoe industry. SUBSTANCE: antiskid device has clip with foot receiving projection, pedal, double-sided bearing loops, tenon holders, switch lever with pins, angled levers, tie-rods and springy retainer. Antiskid device may be switched over by foot and may be attached to boots of any construction with rubber sole. EFFECT: simplified construction, improved repairability and convenient usage. 5 dwg |
