Title:
ADJUSTABLE BACK BRACE FRAME
Document Type and Number:
WIPO Patent Application WO/2019/179491
Kind Code:
A1
Abstract:
An adjustable back brace frame, comprising: a back brace support (1), a sliding plate (2), a support block (3), and an adjusting bolt (4). The back brace support (1) comprises: a support bottom plate (11), a support side plate (12), and a support connecting plate (13). The edges of the support side plate (12) and the support bottom plate (11) are perpendicularly connected, and the side edges of the support connecting plate (13) and the support side plate (12) are perpendicularly connected. The sliding plate (2) comprises a sliding bottom plate (21) and a sliding side plate (22); a slot is provide on the sliding bottom plate (21) in the sliding direction; an adjusting bolt hole is provided on the sliding side plate (22); the support block (3) is fixedly provided on the support bottom plate (11); an adjusting threaded hole is provided on the support block (3) in the direction towards the sliding side plate (22); the width of the slot is identical to that of the support block (3); the adjusting bolt (4) goes through the adjusting bolt hole and the adjusting threaded hole. The back brace is fixed by using the sliding plate and the adjusting bolt; the adjusting bolt can be applied to back braces of different widths, can be used repeatedly and has wide universality.
Inventors:
CUI SHUAI (CN)
FANG MING TAO (CN)
FANG MING TAO (CN)
Application Number:
PCT/CN2019/079021
Publication Date:
September 26, 2019
Filing Date:
March 21, 2019
Export Citation:
Assignee:
CHANGYI TIANJIN FORMWORK RENTAL CO LTD (CN)
International Classes:
E04G11/06; E04G17/065
Foreign References:
| CN208039817U | 2018-11-02 | |||
| CN108316646A | 2018-07-24 | |||
| CN205206331U | 2016-05-04 | |||
| CN105839542A | 2016-08-10 | |||
| CN203977869U | 2014-12-03 | |||
| JP2001132227A | 2001-05-15 |
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