Invention Grant
- Patent Title: Hybrid powertrain and dual clutch transmission
- Patent Title (中): 混合动力总成和双离合器传动
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Application No.: US13165250Application Date: 2011-06-21
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Publication No.: US08191441B2Publication Date: 2012-06-05
- Inventor: Alan G. Holmes
- Applicant: Alan G. Holmes
- 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: F16H3/08
- IPC: F16H3/08

Abstract:
A dual clutch transmission is provided including a transmission input member, a first output member, a first, second, third and fourth gear sets, a first and second countershafts, and a first and second sleeve shafts. In operation, the first countershaft is engaged to the first sleeve shaft or the second countershaft is engaged to the second sleeve shaft, at least one of the first and second gears of the first and second gear sets is engaged to at least one of the first and second sleeve shafts, and at least one of the first and second gears of the third and fourth gear sets is engaged to at least one of the first and second countershafts to establish at least eight forward speed ratios between the transmission input member and the output shaft.
Public/Granted literature
- US20110251011A1 HYBRID POWERTRAIN AND DUAL CLUTCH TRANSMISSION Public/Granted day:2011-10-13
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