CHANGE-OVER DEVICE Russian patent published in 2003 - IPC

FIELD: automotive industry. SUBSTANCE: device is designed for automatic change-over and (or) selection of reduction gear ratio and (or) automatically setting into action torque- transmitting system in automobile drive. Proposed device includes drive unit and, if necessary, reduction gear and output member for setting member in operation with at least one energy accumulator acting onto output member. Member with spatial geometric outline, for instance, with curvilinear profile or with curvilinear disk or cam taking up is functionally connected with drive. Force action of at least one energy accumulator is transmitted to output member through said spatial geometric outline member. EFFECT: provision of accurate and reliable automatic gear-shifting of automobile. 38 cl, 27 dwg