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Title:
SEMI-COMBINATORY GEAR TRANSMISSION
Document Type and Number:
WIPO Patent Application WO/2017/121030
Kind Code:
A1
Abstract:
A semi-combinatory gear transmission, comprising a parallel shaft gear transmission mechanism (PT) and a single row planetary gear mechanism (XP), the parallel shaft gear transmission mechanism (PT) comprising: an input shaft (3), an output shaft (1), an intermediate shaft (5), and a reverse shaft (7); two or more drive gears (4, 25, 31, 42, 47, 54, 96) are provided on the input shaft (3), and the input shaft (3) is also provided with a clutch set (23) or a synchronizer; the intermediate shaft (5) and the output shaft (1) are provided with driven gears (13, 6, 24, 2, 32, 73, 41, 43, 49, 51, 55) and a clutch (9, 10, 26, 27, 33, 44, 45, 48, 52, 53); the intermediate shaft (5) is connected to a sun gear (19) of the single row planetary gear mechanism (XP), and the output shaft (1) is connected to the second output main gear (21); the first output main gear (20) and the second output main gear (21) simultaneously engage with an output driven gear (22) to output power; the sun gear (19) of the single row planetary gear mechanism (XP) is connected to the intermediate shaft (5), and a planetary frame (18) is connected to the first output main gear (20); a high and low speed synchronizer (15) controls a change between low and high speed gears of the single row planetary gear mechanism (XP). When the high and low speed synchronizer (15) engages with the housing engagement teeth (17), a low speed gear is achieved, and when the high and low speed synchronizer (15) engages with the engagement teeth (14) of the sun gear, a high speed gear is achieved.

Inventors:
ZHAO LIANGHONG (CN)
Application Number:
PCT/CN2016/077103
Publication Date:
July 20, 2017
Filing Date:
March 23, 2016
Export Citation:
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Assignee:
ZHAO LIANGHONG (CN)
International Classes:
F16H37/04
Foreign References:
CN205401631U2016-07-27
CN102808918A2012-12-05
CN104455233A2015-03-25
CN1768215A2006-05-03
CN104154193A2014-11-19
DE102011005029A12012-09-06
DE102011084037A12013-03-07
US5564997A1996-10-15
Attorney, Agent or Firm:
BEIJING TROHENG INTELLECTUAL PROPERTY LAW FIRM (CN)
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