Title:
FOLDING STRUCTURE AND FOLDING TELESCOPIC FRAME
Document Type and Number:
WIPO Patent Application WO/2023/236320
Kind Code:
A1
Abstract:
Disclosed in the present solution is a folding structure, comprising a first long rib, a second long rib and a short stretcher. The outer end of the short stretcher is hinged to the middle of the first long rib, and the outer end of the first long rib is hinged to the second long rib. The folding structure further comprises a side stretching rod. The hinge point between the outer end of the first long rib and the second long rib is located in the middle of the second long rib. The inner end of the side stretching rod is hinged to the middle of the short stretcher, and the outer end of the side stretching rod is hinged to the inner end of the second long rib. Also disclosed in the present solution is a folding telescopic frame, comprising a middle shaft, an upper hub, a lower hub and the above-mentioned folding structure. The upper hub is fixed to the upper end of the middle shaft, the lower hub is sleeved on the middle shaft and can move in the length direction of the middle shaft, the middle shaft being a hollow pipe. A middle shaft spring is sleeved in the middle shaft, the upper end of the middle shaft spring abutting against the upper hub. The compression or extension of the middle shaft spring respectively correspond to the closing and opening postures of the first long rib, the second long rib and the short stretcher. The beneficial effects of the present solution is that the occupation of the space under an umbrella can be remarkably reduced, and the umbrella is more easy and convenient to fold up.
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Inventors:
JIN ZUOXIAN (CN)
YANG JUN (CN)
YANG JUN (CN)
Application Number:
PCT/CN2022/106655
Publication Date:
December 14, 2023
Filing Date:
July 20, 2022
Export Citation:
Assignee:
ZHEJIANG JINCHENG OUTDOOR PRODUCTS GROUP CO LTD (CN)
International Classes:
A45B19/10
Foreign References:
| CN104490036A | 2015-04-08 | |||
| CN2610717Y | 2004-04-14 | |||
| CN203828242U | 2014-09-17 | |||
| CN2790234Y | 2006-06-28 | |||
| CN212307053U | 2021-01-08 | |||
| CN111772307A | 2020-10-16 | |||
| CN2882343Y | 2007-03-28 | |||
| JPH07265113A | 1995-10-17 |
Attorney, Agent or Firm:
HANGZHOU HANGCHENG PATENT ATTORNEY OFFICE CO., LTD. (CN)
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