Title:
CURTAIN OPENING AND CLOSING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2022/033509
Kind Code:
A1
Abstract:
The present invention relates to a curtain opening and closing apparatus, which is mounted on a guide member, a curtain is movably provided on the guide member, and the curtain opening and closing apparatus is used for impelling the curtain to move along the guide member, said curtain opening and closing apparatus comprising: a main machine, which comprises a casing body, a drive member, and a transmission wheel, the transmission wheel is arranged on the casing body, the drive member is arranged within the casing body and is used for driving the transmission wheel to rotate; and a hanging mechanism, which comprises a frame and a hanging member, a first end of the frame is insertedly arranged within the casing body, and a second end of the frame is movably connected to the hanging member, the hanging member is used for hanging on the guide member, and the hanging member is able to move vertically relative to the frame, allowing the transmission wheel to press firmly against an outer wall of the guide member, so that the transmission wheel rolls along the guide member when the drive member drives the transmission wheel to rotate, and the main machine impels the hanging member to move along the guide member and push against the curtain. The degree of pressing between the drive wheel and the outer wall of the guide member can be adjusted, and the adaptability of the hanging mechanism is improved.
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Inventors:
LI ZHICHEN (CN)
HOU WEI (CN)
ZHANG HAOBO (CN)
MA CHAO (CN)
PAN YANG (CN)
HOU WEI (CN)
ZHANG HAOBO (CN)
MA CHAO (CN)
PAN YANG (CN)
Application Number:
PCT/CN2021/112031
Publication Date:
February 17, 2022
Filing Date:
August 11, 2021
Export Citation:
Assignee:
WOAN TECH SHENZHEN CO LTD (CN)
International Classes:
A47H5/02
Foreign References:
| CN111938407A | 2020-11-17 | |||
| CN104271008A | 2015-01-07 | |||
| CN209966034U | 2020-01-21 | |||
| CN106241416A | 2016-12-21 | |||
| CN108194795A | 2018-06-22 | |||
| CN107472405A | 2017-12-15 |
Attorney, Agent or Firm:
DONGGUAN KEKAIWEICHENG INTELLECTUAL PROPERTY CO., LTD. (CN)
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