| 摘要 |
FIELD: transport engineering. SUBSTANCE: invention relates to devices aimed at improving cross-country capability of vehicle and can be used to improved riding along slippery roads. Proposed device has body in form of two triangular stars bolted together with arms in form of section tubes secured in axles. One of tubes is fastened by clip for re-placing and turning on axles and second one is rigidly secured, while its movable part is spring-loaded and third one is fastened by lever with shackle and provided wit stop to prevent displacement. Grousers are secured for movement on free ends of tubes. Said grousers are provided with projections and replaceable blades installed to suit condition of soil. EFFECT: convenient in use, simple to manufacture, ease of mounting and demounting. 2 cl, 5 dwg |
