the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to road transport, in particular to devices of the ball type coupling devices, and can be used u0434u043bu00a0 towing passenger / the purpose is enhancing the sustainability of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 hand trailer combination during braking. the coupling device contains u0442u00a0u0433u043eu0432u043e - located in the u0448u0430u0440u043eu0432u0443u044e handle 1 locking mechanism includes piston 4 and the clamps 7.wild - u0448u043du0435u0432u043eu0435 space connected with the main brake system u0442u00a0u0433u0430u0447u0430 piston 4 in the upper part of the smaller diameter is designed as a transition station conical surface. one ends of the clamps 7 are u043fu043eu0440u0448u043du0435u043c 4. and the other might interact with the grooves of the. 3) oh eating on the (a) ate mr.
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