Title:
CHAIR SUPPORT FOR ELDERLY AND CHAIR FOR ELDERLY
Document Type and Number:
WIPO Patent Application WO/2022/188631
Kind Code:
A1
Abstract:
A chair support for the elderly and a chair for the elderly. A supporting assembly of the chair support for the elderly comprises a supporting plate (41) and an anti-torsion tube (42) fixedly connected to the supporting plate (41); two ends of a first lifting rod (6) are respectively pivoted to the supporting plate (41) and a base (1); two ends of a second lifting rod (7) are respectively pivoted to the supporting plate (41) and the base (1); a first driving assembly can drive a power rod (3) to rotate relative to the supporting plate (41) and is provided with a first position and a second position; when the power rod (3) is in the first position, a leg portion assembly (5) extends outward and the anti-torsion tube (42) abuts against the base (1); and when the power rod (3) is in the second position, the leg portion assembly (5) retracts and the anti-torsion tube (42) is at a first distance from the base (1), and when the power rod (3) is in the second position, the first driving assembly can drive the power rod (3) to drive the supporting plate (41) to move synchronously, so as to make the supporting plate (41) be at a second distance from the base (1). The chair support for the elderly and the chair for the elderly have a high stability and a simple structure.
Inventors:
LI LONG (CN)
YE QIQI (CN)
YANG LIMING (CN)
ZHOU WEIYAO (CN)
SHEN BIN (CN)
TAO KANGMING (CN)
WANG GUOWEI (CN)
YE QIQI (CN)
YANG LIMING (CN)
ZHOU WEIYAO (CN)
SHEN BIN (CN)
TAO KANGMING (CN)
WANG GUOWEI (CN)
Application Number:
PCT/CN2022/077555
Publication Date:
September 15, 2022
Filing Date:
February 24, 2022
Export Citation:
Assignee:
DEWERTOKIN TECH GROUP CO LTD (CN)
International Classes:
A47C7/50
Foreign References:
| CN211048882U | 2020-07-21 | |||
| CN206166333U | 2017-05-17 | |||
| CN212437951U | 2021-02-02 | |||
| CN204950131U | 2016-01-13 | |||
| CN112244552A | 2021-01-22 | |||
| CN104287492A | 2015-01-21 | |||
| CN209436695U | 2019-09-27 | |||
| US20200221874A1 | 2020-07-16 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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