Title:
IMPROVED AUTOMOBILE FRONT WINDSHIELD SUN-SHADING ROLLER BLIND FIXING DEVICE AND ROLLER BLIND
Document Type and Number:
WIPO Patent Application WO/2020/220237
Kind Code:
A1
Abstract:
An improved automobile front windshield sun-shading roller blind fixing device and a roller blind. The fixing device comprises a sliding hoop (1) and a universal connector (3). The universal connector (3) comprises a main rod (31), a close-wound spring (32), and a U-shaped thread (33). The upper end of the close-wound spring (32) is provided with a limiting protrusion (321). A first stepped through hole (312) is coaxially provided in the main rod (31). The bottom of the large hole of the first stepped through hole (312) limits the limiting protrusion (321). An annular groove (322) is provided on the lower end of the close-wound spring (32). The fixing device further comprises a fixing assembly (5). The fixing assembly (5) comprises a first fixing block (51) and a second fixing block (52). The fitting surface of the first fixing block (51) is provided with a first through groove (511), and the fitting surface of the second fixing block (52) is provided with a second through groove (521). The first through groove (511) and the second through groove (521) are fitted together to form a second stepped through hole with a small middle and two large ends. An annular limiting protruding ring matching the annular groove (322) is formed between the bottoms of the two large holes in the second stepped through hole. The fixing device is not only flexible and convenient in angle adjustment, but also retractable in a length direction, and the fixing method is firm and reliable.
Inventors:
XU FEIHE (CN)
Application Number:
PCT/CN2019/085097
Publication Date:
November 05, 2020
Filing Date:
April 30, 2019
Export Citation:
Assignee:
XU FEIHE (CN)
International Classes:
B60J1/20; B60J3/00; B60J3/02
Foreign References:
| CN206884675U | 2018-01-16 | |||
| CN106394193A | 2017-02-15 | |||
| CN101628537A | 2010-01-20 | |||
| CN2054411U | 1990-03-14 | |||
| CN204161054U | 2015-02-18 | |||
| EP2174811A1 | 2010-04-14 | |||
| CN108202583A | 2018-06-26 | |||
| JP2000326726A | 2000-11-28 |
Attorney, Agent or Firm:
ZHONGTAO PATENT AGENT FIRM (CN)
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