Multi-speed transmission

Details Multi-speed transmission Multi-speed transmission

2011-06-21

2011-06-21

Young, Edwin A (Department: 3655)

Planetary gear transmission systems or components

With means to vary drive ratio or disconnect drive

Carrier braked

Reexamination Certificate

active

07963879

ABSTRACT:
A transmission is provided having an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices may include clutches and brakes.

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patent: 2007/0010372 (2007-01-01), Raghavan et al.
patent: 2008/0108472 (2008-05-01), Seo

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