Multi-speed transmission having stacked planetary gear sets

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United States of America Patent

PATENT NO 8419585
APP PUB NO 20120172170A1
SERIAL NO

12984995

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Abstract

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A transmission is has an input member, an output member, a stacked planetary gear set arrangement, a planetary gear set, a plurality of coupling members and a plurality of torque transmitting devices. The stacked planetary gear set arrangement has a first, second, third, fourth and fifth member and the planetary gear set has a first, second and third member. The torque transmitting devices include clutches and brakes.

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Patent Owner(s)

Patent OwnerAddress
GM GLOBAL TECHNOLOGY OPERATIONS LLCP O BOX 300 MAIL CODE 482-C23-B21 DETROIT MI 48265-3000

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hart, James M Belleville, US 490 17411
Mellet, Edward W Rochester Hills, US 122 3647
Phillips, Andrew W Rochester, US 411 14188
Wittkopp, Scott H Ypsilanti, US 442 15640

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