Invention Grant
- Patent Title: Automatic transmission having three planetary rows and vehicle
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Application No.: US16337922Application Date: 2018-10-22
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Publication No.: US10900542B2Publication Date: 2021-01-26
- Inventor: Xiaoming Ling , Fenfen Ma , Changning Tai , You Zhou , Tianli Xie , Ge Lei , Xuewu Liu
- Applicant: GUANGZHOU AUTOMOBILE GROUP CO., LTD.
- Applicant Address: CN Guangdong
- Assignee: GUANGZHOU AUTOMOBILE GROUP CO., LTD.
- Current Assignee: GUANGZHOU AUTOMOBILE GROUP CO., LTD.
- Current Assignee Address: CN Guangdong
- Priority: CN201711499208 20171229
- International Application: PCT/CN2018/111298 WO 20181022
- International Announcement: WO2019/128413 WO 20190704
- Main IPC: F16H3/66
- IPC: F16H3/66 ; F16H59/36
Abstract:
The input element of the automatic transmission is fixedly connected to the second sun gear, the output element is fixedly connected to the third planetary carrier, the second planetary carrier is fixedly connected to the third gear ring, the first gear ring is fixedly connected to the third planetary carrier, and the third sun gear is stationary. The first brake is engaged to brake the first rear sun gear, the second brake is engaged to brake the first front sun gear, and the third brake is engaged to simultaneously brake the first planetary carrier and the second gear ring; the first rear sun gear is connected to the input element via the first clutch, the first planetary carrier is connected to the second sun gear via the second clutch, and the first planetary carrier is connected to the second gear ring via the third clutch.
Public/Granted literature
- US20200370624A1 AUTOMATIC TRANSMISSION HAVING THREE PLANETARY ROWS AND VEHICLE Public/Granted day:2020-11-26
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