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Title:
CABLE BUILT-IN ELECTRIC LIFTING COLUMN
Document Type and Number:
WIPO Patent Application WO/2021/036854
Kind Code:
A1
Abstract:
An electric lifting column, comprising a telescopic sleeve assembly (1). The telescopic sleeve assembly (1) at least comprises a first sleeve (11) and a second sleeve (12); a transmission assembly (2) is provided in the telescopic sleeve assembly (1); the transmission assembly (2) drives the first sleeve (11) and the second sleeve (12) to stretch out and draw back with respect to each other; cable clamping devices are provided in the telescopic sleeve assembly (1); the cable clamping devices comprise a first cable clamping device (31) and a second cable clamping device (32); the first cable clamping device (31) is located at the upper end of the telescopic sleeve assembly (1), and the second cable clamping device (32) is located at the lower end of the telescopic sleeve assembly (1); a cable (30) penetrates through the interior of the telescopic sleeve assembly (1) and is fixed by the first cable clamping device (31) and the second cable clamping device (32); the upper end of the cable (30) is fixed to the upper end of the electric lifting column, and the cable (30) is pulled by the upper end of the electric lifting column to realize length stretching and retracting inside the telescopic sleeve assembly (1). Some cables (30) can be built in the electric lifting column, so that wiring is tidier, and the safety is also improved.

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Inventors:
LU XIAOJIAN (CN)
WANG YONGCHAO (CN)
FAN LIN (CN)
ZHANG DONGHANG (CN)
Application Number:
PCT/CN2020/109657
Publication Date:
March 04, 2021
Filing Date:
August 17, 2020
Export Citation:
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Assignee:
ZHEJIANG JIECANG LINEAR MOTION TECH CO LTD (CN)
International Classes:
B66F3/44; A47B21/06
Foreign References:
CN110626974A2019-12-31
CN210915104U2020-07-03
CN102639029A2012-08-15
CN108599043A2018-09-28
CN106430030A2017-02-22
CN206142771U2017-05-03
EP2301382A12011-03-30
EP3378350A12018-09-26
US20060042175A12006-03-02
Attorney, Agent or Firm:
HANGZHOU HUADING INTELLECTUAL PROPERTY LAW FIRM (CN)
Download PDF:
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