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Patent Searching and Data


Title:
DIFFERENTIAL AND ASSEMBLY METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2019/148340
Kind Code:
A1
Abstract:
A differential (200) and an assembly method thereof. The differential (200) comprises: a housing (210), wherein a first end of the housing (210) is open so as to form a mounting opening (211), and two holes (212) are provided on a peripheral wall of the housing (210); a first side gear (220), wherein the first side gear (220) is located at the first end, is mounted inside the housing (210), and is rotatable about its own axis thereof; a second side gear (230), wherein the second side gear (230) is located at a second end of the housing (210) opposite the first end, is mounted inside the housing (210), and is rotatable about its own axis thereof, and teeth portions of the first side gear (220) and the second side gear (230) are opposite each other; two planetary gear shafts (240), wherein the two planetary gear shafts (240) are located between the first side gear (220) and the second side gear (230) and are arranged respectively corresponding to the two holes (212), each of the planetary gear shafts (240) comprises a gear portion (241), and the two gear portions (241) respectively mesh with the teeth portions of the first side gear (220) and the second side gear (230); and a shaft portion (242), wherein the shaft portion (242) is fixedly connected to the gear portion (241) and is rotatably supported in a corresponding hole (212). Each of the planetary gear shafts (240) are rotatable about their own rotation axes thereof inside the housing (210), and the rotation axes of the two planetary gear shafts (240) coincide.

Inventors:
YU, Lei (Room 1702, Bldg. 21 Lane 1259, Deyuan Road, Jiading District, Shanghai 2, 201802, CN)
ZHANG, Junhui (22-101, lane 30 Yinxing Road, Taopu Village, Putuo District, Shanghai 1, 200331, CN)
Application Number:
CN2018/074663
Publication Date:
August 08, 2019
Filing Date:
January 31, 2018
Export Citation:
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Assignee:
SCHAEFFLER TECHNOLOGIES AG & CO. KG (Industriestra├če 1-3, Herzogenaurach, Herzogenaurach, DE)
International Classes:
F16H48/38; F16H48/08; F16H48/42
Foreign References:
US20120124837A12012-05-24
US20050288144A12005-12-29
CN101886696A2010-11-17
CN205350247U2016-06-29
CN203962899U2014-11-26
CN204592205U2015-08-26
Attorney, Agent or Firm:
BEIJING EAST IP LTD. (Suite 1601, Tower E2 The Towers, Oriental Plaza, No.1 East Chang An Ave., Dongcheng District, Beijing 8, 100738, CN)
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