Planetary gear transmission systems or components – Variable speed or direction transmission combined with... – Transmission output shaft parallel to differential output...
Patent
1996-07-31
1998-08-11
Wright, Dirk
Planetary gear transmission systems or components
Variable speed or direction transmission combined with...
Transmission output shaft parallel to differential output...
F16H 5552
Patent
active
057920192
ABSTRACT:
A continuously variable automatic transmission, including: a torque converter having a lockup damper, said torque converter being connected to an engine and operating a hydraulic pump; a first axle on which a fist pulley is mounted, said first axle being connected to an output shaft of said torque converter; a second axle on which a second pulley which is connected to the first pulley through a belt is mounted, said second axle is disposed parallel to the second axle; a third axle on which an output gear is meshed with a ring gear of a differential system, said third axle is disposed parallel to said second axle; a pair of pistons which are respectively mounted on rear ends of said first and second pulleys, said pistons being operated by hydraulic pressure; forward and reverse wet multi-plate clutches which are respectively connected to the pistons to transmit power; a pair of forward gears which are respectively mounted on said second and third axles and mesh with each other, said forward gears receiving power from the forward wet multi-plate clutch; and a pair of reverse gears which are respectively mounted on said second and third axles and mesh with each other, said reverse gears receiving power from the reverse wet multi-plate clutch.
REFERENCES:
patent: 4125037 (1978-11-01), Palmer et al.
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patent: 4304150 (1981-12-01), Lupo et al.
patent: 4433594 (1984-02-01), Smirl
patent: 4484493 (1984-11-01), Yamamuro et al.
patent: 4736652 (1988-04-01), Shimamoto
patent: 4873879 (1989-10-01), Butterfield et al.
patent: 4907471 (1990-03-01), Ishimaru
Kia Motors Corporation
Wright Dirk
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