FIELD: machine building.
SUBSTANCE: eight-speed gearbox includes coaxial inlet and outlet shafts, and an intermediate shaft installed parallel to them. Five pairs of gears of forward motion and a row of gears of backward motion is located on shafts. Drive gear of backward motion is engaged with a driven one through an additional gear installed on a separate axis. Two gears are installed freely on inlet, outlet and intermediate shafts. Three-position strike clutches are located between those gears. Two drive gears of forward gears of inlet shaft and three gears of intermediate shaft are fixed on shafts. Inner end of the inlet shaft is located in the tip of the outlet shaft with a two-position strike clutch, which is installed in a support of the intermediate wall. The row of backward gears can be installed at the gearbox inlet.
EFFECT: enlarging operating and layout characteristics of a transport vehicle.
2 cl, 4 dwg
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