Title:
ADJUSTABLE SUPPORT FRAME FOR BEARING PLATE
Document Type and Number:
WIPO Patent Application WO/2021/077541
Kind Code:
A1
Abstract:
Disclosed is an adjustable support frame for a bearing plate. The support frame comprises a first support rod, a second support rod, a third support rod, a locking rod, and an elastic member. The second support rod and the first support rod are rotatably connected, and a guide groove is provided on the second support rod. One end of the third support rod is rotatably connected to the first support rod, and the other end of the third support rod is provided with a first shaft section inserted in the guide groove. The locking rod and the second support rod are rotatably connected, and a first position-limiting recess capable of accommodating the first shaft section is provided on a side wall of the locking rod. The elastic member is disposed between the second support rod and the locking rod, and can position a rear end of the locking rod at a front side of the first shaft section. The structure enables the plate to have multiple expansion angles, allows expansion angle adjustments of the plate, and is convenient to use.
Inventors:
PAN ZHIRUI (CN)
CHEN BO (CN)
CHEN BO (CN)
Application Number:
PCT/CN2019/121788
Publication Date:
April 29, 2021
Filing Date:
November 29, 2019
Export Citation:
Assignee:
ZHONGSHAN ROBBY HARDWARE PRODUCTS CO LTD (CN)
International Classes:
A47B96/06; A47B96/07; F16C11/10
Foreign References:
| CN201085245Y | 2008-07-16 | |||
| CN201664032U | 2010-12-08 | |||
| CN204032791U | 2014-12-24 |
Attorney, Agent or Firm:
JIAQUAN IP LAW FIRM (CN)
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