Allison Transmission, Inc.

Honda Motor Co., Ltd.

Volvo Construction Equipment Ab

Jatco Corporation

Hyundai Motor Company

Kia Motors Corporation

Audi Ag

Daimler Ag

Mirko Leesch

Rico Resch

Joerg Mueller

Jorg Muller

Soichi Sugino

Kohei Iizuka

Noriaki Saitoh

Jörg Müller

Mats Åkerblom

Per Anders Mattsson

Mathias Lehikoinen

Jan Dersjö

Yukiyoshi Inuta

Takayuki Okuda

Kazuaki Aota

Mariko Shibamura

Shoji Machida

Toshikazu Kouno

Dong Woo Kim

Chon Ok Kim

Soon Ki Eo

Min Ho Chae

Matthias Hoehne

Marcus Meyer

Erik Schreiterer

Seong Wook Hwang

Kenichi Watanabe

Steffen Hummel

Christian Meixner

Tobias Schilder

Akihiro Yamamoto

Klaus Riedl

Il Han Yoo

Kazuo Oguri

Frank Vollmer

Tassilo Scholle

Shoji Sugaya

Thomas Listner

Toru Takeuchi

Takayuki c/o Jatco Ltd Okuda

Akihiro c/o Jatco Ltd Yamamoto

Yukiyoshi c/o Jatco Ltd Inuta

Kazuaki c/o Jatco Ltd Aota

A dual clutch transmission may include a first input shaft, a second input shaft, a first output shaft and a second output shaft; a first gear constrained to the first input shaft; a second gear and a third gear constrained to the second input shaft; a fourth gear provided to constrain the rotation to the second input shaft; a fifth gear which is engaged with the third gear; a sixth gear which is gear-engaged with the fourth gear; a seventh gear which is engaged with the first gear; an eighth gear which is gear-engaged with the second gear; and a ninth gear which is gear-engaged with the fourth gear.

Dual clutch transmission

Provided is a dual clutch transmission. First and second input shafts are mounted concentrically. First and second output shafts are mounted in parallel to the first input shaft and respectively include output gears engaged with a ring gear of a differential. The rotations of first and second gears are restrained by the first input shaft. The rotations of third and fourth gears are restrained by the second input shaft. The rotations of fifth and sixth gears engaged with the second and third gears, respectively, are restrained by the first output shaft. The rotation of a seventh gear engaged with the first gear is restrained by the second output shaft. An eighth gear is engaged with the second gear to be rotatable about the second output shaft. The rotation of a ninth gear engaged with the fourth gear and restrained by the eighth gear is restrained by the second output shaft.

A transmission arrangement for a vehicle includes a first, a second, a third, and a fourth planetary gear set including a sun gear, a planet carrier and a ring gear, respectively, wherein the transmission arrangement further includes a transmission housing, an input shaft and an output shaft, wherein the sun gear of the first planetary gear set and the input shaft are operatively connected to each other; the ring gear of the first planetary gear set and the ring gear of the second planetary gear set are operatively connected to each other; the planet carrier of the second planetary gear set and the sun gear of the third planetary gear set are operatively connected to each other; the sun gear of the second planetary gear set and the planet carrier of the third planetary gear set are operatively connected to each other; the planet carrier of the third planetary gear set and the ring gear of the fourth planetary gear set are operatively connected to each other; and the planet carrier of the fourth planetary gear set and the output shaft are operatively connected to each other.

Transmission arrangement for a vehicle

A transmission arrangement for a vehicle includes a first, a second, a third, and a fourth planetary gear set including a sun gear, a planet carrier and a ring gear, respectively, wherein the transmission arrangement further includes a transmission housing, an input shaft and an output shaft, wherein the ring gear of the first planetary gear set and the input shaft are operatively connected to each other; the sun gear of the first planetary gear set, and the sun gear of the second planetary gear set are operatively connected to each other; the planet carrier of the second planetary gear set and the ring gear of the third planetary gear set are operatively connected to each other; the planet carrier of the third planetary gear set is operatively connected to the transmission housing; the sun gear of the third planetary gear set and the sun gear of the fourth planetary gear set are operatively connected to each other; and the planet carrier of the fourth planetary gear set and the output shaft are operatively connected to each other.

A transmission arrangement for a vehicle includes a first, a second, a third, and a fourth planetary gear set including a sun gear, a planet carrier and a ring gear, respectively, wherein the transmission arrangement further includes a transmission housing, an input shaft and an output shaft, wherein two of the sun gear, the planet carrier and the ring gear of the fourth planetary gear set are each operatively connected to a respective one of the input shaft, the sun gear, the planet carrier and the ring gear of the third planetary gear set.

A transmission arrangement for a vehicle includes a first, a second, a third, and a fourth planetary gear set including a sun gear, a planet carrier and a ring gear, respectively, wherein the transmission arrangement further includes a transmission housing, an input shaft and an output shaft, wherein the ring gear of the first planetary gear set and the input shaft are operatively connected to each other; the planet carrier of the first planetary gear set and the planet carrier of the second planetary gear set are operatively connected to each other; the sun gear of the first planetary gear set and the ring gear of the third planetary gear set are operatively connected to each other; the ring gear of the second planetary gear set and the planet carrier of the third planetary gear set are operatively connected to each other; the planet carrier of the third planetary gear set and the sun gear of the fourth planetary gear set are operatively connected to each other; and the planet carrier of the fourth planetary gear set and the output shaft are operatively connected each other.

The present disclosure provides a multiple speed transmission having an input member, an output member, a plurality of planetary gearsets, a plurality of interconnecting members and a plurality of torque-transmitting mechanisms. Each of the plurality of planetary gearsets includes a sun gear, a ring gear, and a carrier member with pinion gears. The input member is selectively interconnected with at least one member of one of the plurality of planetary gear sets, and the output member is continuously interconnected with another member of one of the plurality of planetary gear sets. At least ten forward speeds and one reverse speed are achieved by the selective engagement of the plurality of torque-transmitting mechanisms.

Multi-speed transmission

The present disclosure provides a multiple speed transmission having an input member, an output member, a plurality of planetary gearsets, a plurality of interconnecting members and a plurality of torque-transmitting mechanisms. The plurality of planetary gear sets includes first, second and third members. The input member is continuously interconnected with at least one member of one of the plurality of planetary gear sets, and the output member is continuously interconnected with another member of one of the plurality of planetary gear sets. At least eight forward speeds and one reverse speed are achieved by the selective engagement of the five torque-transmitting mechanisms.

A hybrid drive device for a motor vehicle includes an internal combustion engine, an electric machine, and two planetary gear trains which are shiftable into different gear stages by shifting elements and brakes and which are connectable via input elements and output elements with a driven input shaft and an output shaft and have reaction elements which can be coupled or braked. The internal combustion engine is in driving relation to a first input shaft and the electric machine is in driving relation to a second coaxial input shaft. The two planetary gear trains are coupled to each other such that via the clutches and brake shifting of four forward gears can be implemented via the internal combustion engine and shifting of three forward gears or reverse gears can be implemented via the electric machine.

Hybrid drive device for a motor vehicle

The present disclosure provides a multiple speed transmission having an input member, an output member, a plurality of planetary gearsets, a plurality of interconnecting members and a plurality of torque-transmitting mechanisms. The plurality of planetary gear sets includes first, second and ring gears. The input member is continuously interconnected with at least one member of one of the plurality of planetary gear sets, and the output member is continuously interconnected with another member of one of the plurality of planetary gear sets. At least eight forward speeds and one reverse speed are achieved by the selective engagement of the five torque-transmitting mechanisms.

Growing community of inventors

Gelenau, Germany

Mirko Leesch