FIELD: tyre industry; carcass of radial-ply tyres for tractors. SUBSTANCE: additional layer of rubberized mixture is placed onto bottom of first layer of carcass without turning onto bead rings with angle of cord tilting 5-10 degrees smaller than angle of tilting of main layers. Additional layer ends lower than middle line passing through widest place of section. Angle of tilting of cord threads in additional layer is 0° relative to horizontal axis, and additional layer is made of cord, structure 93.5 tex x1/x2. EFFECT: improved quality of tyre. 4 cl, 1 dwg
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Authors
Dates
1997-08-27—Published
1994-11-09—Filed