Central differential for a four-wheel drive motor vehicle

Planetary gear transmission systems or components – Differential planetary gearing – Spur gear differential

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475 87, 475 89, 475344, 180249, F16H 142

Patent

active

050839888

ABSTRACT:
A central differential is composed of a planetary gear device. The planetary gear device comprises a first sun gear connected to an output shaft of a transmission, a carrier, a pinion set comprising first and second planetary pinions integral with each other and rotatably supported on the carrier, and a second sun gear. The first planetary pinion is engaged with the first sun gear, and the second planetary pinion is engaged with the second sun gear. The first and second planetary pinions are in the same phase, and a plurality of the pinion sets are equiangularly disposed around the first and second sun gears.

REFERENCES:
patent: 4466502 (1984-08-01), Sakai
patent: 4481877 (1984-11-01), Takano et al.
patent: 4523495 (1985-06-01), Sala
patent: 4691593 (1987-09-01), Mueller
patent: 4779487 (1988-10-01), Pitsch et al.
patent: 4864893 (1989-09-01), Hori
patent: 4882950 (1989-11-01), Gausrab et al.

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