Title:
HEIGHT-ADJUSTABLE STAND COLUMN CLEARANCE SHEET MOUNTING ASSEMBLY AND HEIGHT-ADJUSTABLE STAND COLUMN
Document Type and Number:
WIPO Patent Application WO/2021/227786
Kind Code:
A1
Abstract:
A height-adjustable stand column clearance sheet mounting assembly and a height-adjustable stand column. The height-adjustable stand column comprises a first sleeve and a second sleeve which slides in the first sleeve. The clearance sheet mounting assembly comprises elastic clearance sheets (1) and a fixing frame (2) used for fixing the elastic clearance sheets (1). The elastic clearance sheets (1) are arranged outside the outer wall of the second sleeve and are axially fixed relative to the first sleeve. The fixing frame (2) is provided at the front end of the first sleeve and moves relative to the first sleeve. The outer sides of the elastic clearance sheets (1) are provided with first slopes (101). The fixing frame (2) comprises an extrusion part (201) for extruding the first slopes (101). By using the extrusion part (201) to extrude the first slopes (101), the elastic clearance sheets (1) deform radially so that the clearances (004) between the elastic clearance sheets (1) and the second sleeve are adjusted.
Inventors:
XU XIN (CN)
ZHAO XINXING (CN)
ZHAO XINXING (CN)
Application Number:
PCT/CN2021/088229
Publication Date:
November 18, 2021
Filing Date:
April 19, 2021
Export Citation:
Assignee:
ZHEJIANG JIECANG LINEAR MOTION TECH CO LTD (CN)
International Classes:
F16B7/14; A47B9/20
Domestic Patent References:
| WO1983003450A1 | 1983-10-13 |
Foreign References:
| CN111706584A | 2020-09-25 | |||
| CN2519040Y | 2002-10-30 | |||
| CN201259078Y | 2009-06-17 | |||
| US5011104A | 1991-04-30 |
Other References:
See also references of EP 4095400A4
Attorney, Agent or Firm:
HANGZHOU HUADING INTELLECTUAL PROPERTY LAW FIRM (CN)
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