Motor vehicles – Having four wheels driven – With manually operated means for disengaging drive to one or...
Patent
1981-12-30
1983-11-15
Pekar, John A.
Motor vehicles
Having four wheels driven
With manually operated means for disengaging drive to one or...
180297, B60K 1734
Patent
active
044150580
ABSTRACT:
A four-wheel drive system for a wheeled vehicle, comprising a power unit having an output shaft extending in a lateral direction of the vehicle, a power transmission gear unit including transmission input and output shafts each extending in a lateral direction of the vehicle; and a power distribution gear unit comprising a power distribution shaft having an axis of rotation in a lateral direction of the vehicle and operative to split into two components the driving power carried on the output shaft of the power transmission gear unit, one of the power components being transmitted through a final reduction gear assembly and a wheel drive differential gear assembly to, for example, front road wheels, the other of the driving power components being transmitted to, for example, rear road wheels by way of a right-angle power transfer gear assembly including a driven gear having an axis of rotation in a fore-and-aft direction of the vehicle, the power distribution gear unit further comprising a low-and-high speed shifting clutch mechanism.
REFERENCES:
patent: 2595494 (1952-05-01), Stratman
patent: 3113471 (1963-12-01), Gregory
patent: 3993152 (1976-11-01), Fogelberg
Fugate D. Lynn
Nissan Motor Company Limited
Pekar John A.
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