ELECTRIC TRANSMISSION DEVICE FOR TRUNK COVERING CURTAIN OF VEHICLE

WIPO Patent Application WO/2021/253690

A1

An electric transmission device for a trunk covering curtain of a vehicle, comprising a trunk covering curtain frame (11), an automatic extension frame (2), a roller blind tube (3) and an electric transmission mechanism (4); a curtain frame sealing cover (14) is provided at each of the left and right ends of the trunk covering curtain frame (11), the electric transmission mechanism (4) is nested in a fixed connecting member (15) in the curtain frame sealing cover (14) at one side; the curtain frame sealing cover (14) at the other side is movably and axially connected to one end of the roller blind tube (3), and a driving force-bearing member (31) is fixedly provided in the roller blind tube (3); the electric transmission mechanism (4) comprises a transmission housing (41), and an electric motor (47) and a speed reducer (48) which are mounted in the transmission housing (41), a roller blind tube brake mechanism (5) is fixedly provided at the inner end of the transmission housing (41), one side of said brake mechanism is connected to the speed reducer (48), and a first transmission connector (56) at the other side of the roller blind tube brake mechanism (5) is fixedly nested in a first driving force-bearing hole (32), the outer diameter of the transmission housing (41) is smaller than the inner diameter of the roller blind tube (3), and the roller blind tube (3) can freely rotate outside the electric transmission mechanism (4).

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WU ZHIGUANG (CN)
CAO XIAOPENG (CN)
WU BINGFA (CN)

PCT/CN2020/120198

December 23, 2021

October 10, 2020

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NINGBO SHUAITELONG GROUP CO LTD (CN)

B60R5/04; H02K7/10

CN111439209A	2020-07-24
CN209467225U	2019-10-08
CN202038149U	2011-11-16
CN111186382A	2020-05-22
US20080252096A1	2008-10-16
US20200114827A1	2020-04-16
DE102005033763A1	2006-02-16

NINGBO YINZHOU SHENGFEI PATENT ATTORNEY (SPECIAL GENERAL PARTNERSHIP) (CN)

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