Multi-speed split dual clutch transmission

Details Multi-speed split dual clutch transmission Multi-speed split dual clutch transmission

2008-02-08

2010-11-23

Le, David D (Department: 3655)

Planetary gear transmission systems or components

With means to vary drive ratio or disconnect drive

Nonplanetary gearing combined with planetary

C475S218000, C475S303000, C475S317000, C475S329000

Reexamination Certificate

active

07837589

ABSTRACT:
A transmission is provided having an input member, an output member, a split dual clutch assembly, two countershaft gearing arrangements, one planetary gear set, a plurality of interconnecting members, and a plurality of torque transmitting devices. Each of the countershaft gearing arrangements includes a plurality of co-planar gear sets. The torque transmitting devices include a combination of clutches, brakes, and synchronizers.

REFERENCES:
patent: 7070534 (2006-07-01), Pelouch
patent: 7470206 (2008-12-01), Rodgers, II
patent: 7597644 (2009-10-01), Rodgers, II
patent: 2009/0203482 (2009-08-01), Earhart
patent: 2009/0203484 (2009-08-01), Earhart

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