Title:
HEIGHT ADJUSTABLE COLUMN
Document Type and Number:
WIPO Patent Application WO/2022/242423
Kind Code:
A1
Abstract:
A height adjustable column, comprising a column body (100) and a support leg (300). An insertion member (200) is provided at the bottom of the column body (100); an engagement slot (211) is provided on the insertion member (200); the support leg (300) comprises a base (310) and an insertion base (320); the insertion base (320) is provided with an insertion hole (321) for mounting the insertion member (200) and an elastic snap-fit assembly (400) located below the insertion hole (321); the insertion member (200) is further provided with a beveled guide portion (212); when the insertion member (200) is inserted into the insertion hole (321), the elastic snap-fit assembly (400) is pressed by the beveled guide portion (212); after the insertion member (200) is mounted in place, the elastic snap-fit assembly (400) is snap-fitted in the engagement slot (211) to fix the column body (100) on the support leg (300). The insertion member (200) is provided at the bottom of the column body (100), and the insertion hole (321) is provided on the support leg (300), so that the column body (100) and the support leg (300) are fixed by the insertion member (200) and the insertion hole (321) that are inserted into each other; in the insertion process, the insertion member (200) presses the elastic snap-fit assembly (400); after the insertion member (200) is mounted in place, the elastic snap-fit assembly (400) is reset under the action of an elastic force to be snap-fitted in the engagement slot (211) of the insertion member (200); the elastic snap-fit assembly (400) works in conjunction with the engagement slot (211) to limit the insertion member (200).
Inventors:
YE DONGTONG (CN)
GONG XULIANG (CN)
RONG ZHUANGYAN (CN)
ZHANG JUNSHENG (CN)
GONG XULIANG (CN)
RONG ZHUANGYAN (CN)
ZHANG JUNSHENG (CN)
Application Number:
PCT/CN2022/088649
Publication Date:
November 24, 2022
Filing Date:
April 24, 2022
Export Citation:
Assignee:
NINGBO HEALTHKEY MOTION TECH CO LTD (CN)
International Classes:
A47B9/00
Foreign References:
| CN113317617A | 2021-08-31 | |||
| CN108903401A | 2018-11-30 | |||
| CN112315186A | 2021-02-05 | |||
| EP3148372A1 | 2017-04-05 | |||
| US5926915A | 1999-07-27 |
Attorney, Agent or Firm:
HANGZHOU HUADING INTELLECTUAL PROPERTY LAW FIRM (CN)
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