u0433u0443u043cu043cu0438u0440u043eu0432u0430u043du043du044bu0439 inside during the manufacture of a triple layer cord for tyre frame fittings

摘要

u0433u0443u043cu043cu0438u0440u043eu0432u0430u043du043du044bu0439 inside a triple layer (c1, c2, c3) of the metal cord (1) containing a core or the first layer (10), a diameter d1, c1)around which u0441u043fu0438u0440u0430u043bu0435u0432u0438u0434u043du043e step p2 of the second layer (c2) u043du0430u043cu0430u0442u044bu0432u0430u044eu0442 n threads (11) of diameter d2.around which u0441u043fu0438u0440u0430u043bu0435u0432u0438u0434u043du043e step p3 of the third layer (c3) u043du0430u043cu0430u0442u044bu0432u0430u044eu0442 r threads (12) with a diameter of d3, while the cord is one that has the following hara u043au0442u0435u0440u0438u0441u0442u0438u043au0438 (with d1, d2.d3, p2 and p3 are expressed in mm, 0.08 0.08 0.50 d1; d2 0.45; 0.08 d3 0.45; 5,1u03c0 (d1 + d2) p2 p3 4,9u03c0 (d1 + 2d2 + d3); for any length of cord 2 cm rubber composition, the rubber is u0437u0430u043fu043eu043bu043du0438u0442u0435u043bu0435u043c "13)is present in each of the capillaries (14), which, on the one hand, between the core (c1) and (c2) of the second layer n threads, on the other hand,between the n threads of the second layer (c2) and r threads third layer (c3); the content of the rubber - aggregate in corde falls within the range between 10 and 50 mg to 1 g corda.u043cu043du043eu0433u043eu0436u0438u043bu044cu043du044bu0439 cord, wherein at least one of the live is u0433u0443u043cu043cu0438u0440u043eu0432u0430u043du043du044bu043c inside the metal ply (1) in accordance with the present invention.