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Title:
THREE-PLANET-ROW AUTOMATIC TRANSMISSION AND VEHICLE
Document Type and Number:
WIPO Patent Application WO/2019/128411
Kind Code:
A1
Abstract:
Provided are a three-planet-row automatic transmission and a vehicle. The transmission comprises an input component (5) and an output component (6), first, second and third planet rows (1, 2, 3), first, second and third clutches (C1, C2, C3) and first, second and third brakes (B1, B2, B3), wherein the input component (5) is fixedly connected to a second sun wheel (21), the output component (6) is fixedly connected to a first gear ring (13), a first planet carrier (14) is fixedly connected to a second gear ring (22), a second planet carrier (23) is fixedly connected to a third gear ring (32), a third sun wheel (31) is fixed, the first brake (B1) is selectively closed to brake a first rear sun wheel (12), the second brake (B2) is selectively closed to brake a first front sun wheel (11), the third brake (B3) is selectively closed to brake the first planet carrier (14) and the second gear ring (22) at the same time, the first rear sun wheel (12) is connected to the input component (5) by means of the first clutch (C1), a third planet carrier (33) is connected to the output component (6) by means of the third clutch (C3), the second clutch (C2) is closed to connect any two of the second sun wheel (21), the second gear ring (22) and the second planet carrier (23), so that the second planet row (2) is rotated as a whole.

Inventors:
TAI, Changning (23/F Chengyue Building, No. 448-458 Dongfeng Middle Road, Yuexiu Distric, Guangzhou Guangdong 0, 510030, CN)
MA, Fenfen (23/F Chengyue Building, No. 448-458 Dongfeng Middle Road, Yuexiu Distric, Guangzhou Guangdong 0, 510030, CN)
ZHOU, You (23/F Chengyue Building, No. 448-458 Dongfeng Middle Road, Yuexiu Distric, Guangzhou Guangdong 0, 510030, CN)
LING, Xiaoming (23/F Chengyue Building, No. 448-458 Dongfeng Middle Road, Yuexiu Distric, Guangzhou Guangdong 0, 510030, CN)
LEI, Ge (23/F Chengyue Building, No. 448-458 Dongfeng Middle Road, Yuexiu Distric, Guangzhou Guangdong 0, 510030, CN)
XIE, Tianli (23/F Chengyue Building, No. 448-458 Dongfeng Middle Road, Yuexiu Distric, Guangzhou Guangdong 0, 510030, CN)
LIU, Xuewu (23/F Chengyue Building, No. 448-458 Dongfeng Middle Road, Yuexiu Distric, Guangzhou Guangdong 0, 510030, CN)
Application Number:
CN2018/111288
Publication Date:
July 04, 2019
Filing Date:
October 22, 2018
Export Citation:
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Assignee:
GUANGZHOU AUTOMOBILE GROUP CO., LTD. (23/F Chengyue Building, No. 448-458 Dongfeng Middle Road, Yuexiu Distric, Guangzhou Guangdong 0, 510030, CN)
International Classes:
F16H3/64
Foreign References:
CN108194586A2018-06-22
US20050215380A12005-09-29
CN105485271A2016-04-13
CN106884936A2017-06-23
CN206571917U2017-10-20
CN106884938A2017-06-23
US20050026739A12005-02-03
CN107269779A2017-10-20
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (Room 1508, Huihua Commercial & Trade Building No. 80 Xian Lie Zhong Road, Yuexiu Distric, Guangzhou City Guangdong 0, 510070, CN)
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