Invention Grant
- Patent Title: Vehicle drive system
- Patent Title (中): 车辆驱动系统
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Application No.: US14184859Application Date: 2014-02-20
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Publication No.: US09321448B2Publication Date: 2016-04-26
- Inventor: Kyosuke Mori , Yasuhisa Iwasaki , Yoshihiro Murakami , Shinya Harada
- Applicant: Aisin Seiki Kabushiki Kaisha
- Applicant Address: JP Kariya-shi
- Assignee: Aisin Seiki Kabushiki Kaisha
- Current Assignee: Aisin Seiki Kabushiki Kaisha
- Current Assignee Address: JP Kariya-shi
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2013-032539 20130221
- Main IPC: B60W10/11
- IPC: B60W10/11 ; F16H61/04 ; F16H63/50 ; B60W10/06

Abstract:
A vehicle drive system includes a transmission, a clutch, and a shift execution portion. The shift execution portion operates the shift actuator to control the connecting portion in an engaged state engaged with the idler gear of a present gear stage to disengage from the idler gear of the present gear stage while gradually decreasing the engine torque while the clutch is still engaged, when a shift operation from the present gear stage to a subsequent gear stage is executed.
Public/Granted literature
- US20140235405A1 VEHICLE DRIVE SYSTEM Public/Granted day:2014-08-21
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