TRANSFER CASE (VERSIONS) Russian patent published in 2003 - IPC

FIELD: transport engineering. SUBSTANCE: according to first design version, transfer case includes step-down planetary reduction gear and double-row planetary differential installed in common housing, planet pinions of reduction gear, planet pinions of differential, and low and direct drive shifter sleeve. Reduction gear and differential are installed successively in housing, and planet pinions of reduction gear and planet pinions of differential are installed successively on common axles. Differential is furnished with interlock clutch, and housing is made integral with direct engagement and differential inter lock gear rims. According to second design version, differential is furnished with interlock clutch, and low and direct drive shifter sleeve is furnished with synchronizer. EFFECT: simplified design, reduced requirements to accuracy of manufacture of parts, improved adaptability to assembling. 3 cl, 2 dwg