Invention Grant
- Patent Title: Nine speed dual clutch transmission
- Patent Title (中): 九速双离合变速器
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Application No.: US13078082Application Date: 2011-04-01
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Publication No.: US08668616B2Publication Date: 2014-03-11
- Inventor: Darrell Lee Robinette
- Applicant: Darrell Lee Robinette
- Applicant Address: US MI Detroit
- Assignee: GM Global Technology Operations LLC
- Current Assignee: GM Global Technology Operations LLC
- Current Assignee Address: US MI Detroit
- Main IPC: F16H37/02
- IPC: F16H37/02

Abstract:
A transmission is connectable to an input member and includes first and second shaft members, first and second countershaft members, a plurality of co-planar gear sets, a compound planetary gear set, a plurality of torque transmitting elements, and an output member. The torque transmitting devices include a plurality of brakes, synchronizer assemblies, and clutches including a dual clutch assembly. The transmission is operable to provide at least three reverse speed ratios and at least nine forward speed ratios between the input member and the output member.
Public/Granted literature
- US20120252626A1 NINE SPEED DUAL CLUTCH TRANSMISSION Public/Granted day:2012-10-04
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