Lifting column with low retracted height

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11975953
APP PUB NO 20220348444A1
SERIAL NO

17761204

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A lifting column includes a drive unit, a lifting tube, and a transmission assembly. The lifting tube includes a first tube, a second tube, a third tube, a fourth tube, and a fifth tube. The transmission assembly includes a first screw rod, a second screw rod, a third screw rod, and a fourth screw rod. The drive unit is in transmission fit with the first screw rod and drives the first screw rod to rotate. A lower end of the second screw rod has a first nut in transmission with the first screw rod, a lower end of the third screw rod has a second nut in transmission with the second screw rod, a lower end of the fourth screw rod has a third nut in transmission with the third screw rod, and a lower end of the first tube has a fourth nut in transmission with the fourth screw rod.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
ZHEJIANG JIECANG LINEAR MOTION TECHNOLOGY CO LTD312500 PROVINCIAL HI-TECH INDUSTRIAL PARK XINCHANG COUNTY SHAOXING CITY ZHEJIANG PROVINCE SHAOXING CITY ZHEJIANG PROVINCE 312500

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hu, Renchang Zhejiang, CN 13 87
Lu, Xiaojian Zhejiang, CN 14 82
Pan, Jian Zhejiang, CN 25 63

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