Motor vehicles – Having four wheels driven – With manually operated means for disengaging drive to one or...
Patent
1980-08-01
1982-11-02
Pekar, John A.
Motor vehicles
Having four wheels driven
With manually operated means for disengaging drive to one or...
74475, 180 70MS, B60K 1734, B60K 4122
Patent
active
043568793
ABSTRACT:
A manipulation device for a transmission for four-wheel drive motor vehicle comprising a sub-transmission to transmit the power of the engine to a main transmission, a clutch device for selectively connecting or disconnecting the transmission of the output to either the front or rear axle, a shift rail for shifting a clutch in the sub-transmission, an actuating rail, a fixed rail, a shift fork slidably mounted on the actuating rail and on the fixed rail and engaged with the clutch device, and an arm slidably mounted on the actuating rail, shift rail and fixed rail. A first interlock for causing the actuating rail and shift fork to come into fixed engagement relation to each other within a first moving range of the actuating rail, and second interlock provided for causing the actuating rail and shift rail to come into fixed engagement relation to each other within a second moving range whereby at an end of the first moving range, the front wheel driving transmission is provided, and at the middle position the high speed four wheel driving transmission, and at other end of the second moving range the low speed four wheel driving transmission are provided.
REFERENCES:
patent: 2329916 (1943-09-01), Lamb et al.
patent: 3283298 (1966-11-01), Kaiser
patent: 4170273 (1979-10-01), Kodama et al.
Farber Martin A.
Fuji Jukogyo Kabushiki Kaisha
Pekar John A.
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