GEARBOX Russian patent published in 2001 - IPC

FIELD: transport engineering. SUBSTANCE: gearbox has case 1, coaxially arranged input shaft 2 and output shaft 3, countershaft 4 installed in parallel between input and output shafts, gears fitted on said shafts, and two clutches. One clutch is arranged on output shaft 3 and is mounted on reverse gear 14 engaging with reverse gear 13 mounted on axle 5 installed in parallel with shafts. One-way clutch member 16 of other clutch is fitted on gear 8 which is freely mounted on countershaft 4, gear 8 meshed with gear 7 of input shaft 2. Other one-way clutch member 15 directed to opposite side is mounted on gear 11 of output shaft 3. One clutch member 16 can be mounted on gear 9 of countershaft 4, and other clutch member 15 can be mounted on gear 7 of input shaft 2. Both clutch members are intercoupled by one shifter fork 17. EFFECT: reduced metal usage of gearbox. 2 dwg