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Patent Searching and Data


Title:
THREE-PLANET-ROW AUTOMATIC TRANSMISSION AND VEHICLE
Document Type and Number:
WIPO Patent Application WO/2019/128412
Kind Code:
A1
Abstract:
The invention relates to the field of automobiles, and discloses a three-planet-row automatic transmission and a vehicle. The transmission comprises an input component (5) and an output component (6), a first planet row (1), a second planet row (2), a third planet row (3), a first clutch (C1), a second clutch (C2), a third clutch (C3), a first brake (B1), a second brake (B2) and a third brake (B3), wherein the input component (5) is fixedly connected to a second sun wheel (21), the output component (6) is fixedly connected to a third planet carrier (33), a first planet carrier (14) is fixedly connected to a second gear ring (22), a first gear ring (13) is fixedly connected to the third planet carrier (33), a third sun wheel (31) is fixed, the first brake (B1) is closed to brake a first rear sun wheel (12), the second brake (B2) is closed to brake a first front sun wheel (11), the third brake (B3) is 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), the second gear ring (22) is connected to the third planet carrier (33) 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 a second planet carrier (23), so that the second planet row (2) is rotated as a whole.

Inventors:
MA FENFEN (CN)
TAI CHANGNING (CN)
ZHOU YOU (CN)
LING XIAOMING (CN)
XIE TIANLI (CN)
LEI GE (CN)
GUAN JIAJING (CN)
Application Number:
PCT/CN2018/111293
Publication Date:
July 04, 2019
Filing Date:
October 22, 2018
Export Citation:
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Assignee:
GUANGZHOU AUTOMOBILE GROUP CO (CN)
International Classes:
F16H3/66; F16H57/023; F16H57/08
Foreign References:
CN108180265A2018-06-19
CN107269779A2017-10-20
CN107269778A2017-10-20
CN104033545A2014-09-10
CN104033548A2014-09-10
CN104033550A2014-09-10
DE102009028710A12011-02-24
US20170175855A12017-06-22
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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