Interlockingly extending driving mechanism for electric sofa

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United States of America Patent

PATENT NO 11564496
SERIAL NO

17462312

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Importance

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Abstract

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An interlockingly extending driving mechanism for an electric sofa, including a backrest adjusting assembly provided in a sofa seat frame. A footrest assembly is provided at one end, remote from the backrest, of the backrest adjusting assembly, and the backrest adjusting assembly is connected with the footrest adjusting assembly. The footrest adjusting assembly includes a supporting rod which is vertically and fixedly provided on the surface of one side of the backrest adjusting assembly, a driving unit is provided on the supporting rod, the driving unit is drivingly connected with a transmitting screw, an interlocking unit is movably connected to one end, close to the footrest, of the transmitting screw, the interlocking unit is movably connected with the footrest, and when the transmitting screw drives the interlocking unit to move, the interlocking unit drives the footrest assembly to extend or fold.

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First Claim

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Family

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Patent Owner(s)

Patent OwnerAddress
DEWERTOKIN TECHNOLOGY GROUP CO LTDJIAXING CITY ZHEJIANG PROVINCE 314011

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
He, Pengfei Zhejiang, CN 19 26
Lei, Minglong Zhejiang, CN 6 4
Li, Long Zhejiang, CN 160 584
Shen, Bin Zhejiang, CN 74 346
Tao, Kangming Zhejiang, CN 13 4
Zhang, Guangjiao Zhejiang, CN 5 3

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