MULTI-AXIS VEHICLE TRANSMISSION GEAR BOX Russian patent published in 2019 - IPC B60K17/346 

FIELD: machine building.

SUBSTANCE: invention relates to transfer gearbox in transmissions of multi-axle all-wheeled wheeled vehicles. Transfer box comprises housing, inlet, intermediate, top and bottom output shafts, locking differential, oil pump, housing connected to housing, power take-off equipped with shaft, and steering booster assy. At the same time the upper output shaft is equipped with a flange connected to the drive shaft of rear axles drive. Lower output shaft is equipped with a flange connected to the driving shaft of the drive of the front axles of the transmission. Inner surface of the middle part of the case of the transfer box is equipped with a recess in the form of a pocket collecting and lubricating liquid by means of the oil channel of the guide fluid to bearing supports and to a clutch for locking the differential of the upper output shaft. Rudder booster assembly comprises hydraulic pump engaged with idle shaft and pneumatic switch configured to switch over modes of hydraulic pump. Power take-off box comprises additional shaft, free gear arranged on additional shaft, connected with additional gear of input shaft, pneumatic switch, coupling coupled with additional shaft gear and pneumatic switch, made with possibility of splines of movement and engagement of additional shaft, which brings into operation special equipment connected to it.

EFFECT: higher strength, reliability and durability.

1 cl, 3 dwg