Title:
WINDOW OPENING/CLOSING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/113493
Kind Code:
A1
Abstract:
In this window opening/closing system 10: a slider 20 is caused to slide from the bottom end of a guideline 19 upward in the vertical direction, and a pull chain is operated downward in the vertical direction; a first and second roller are rotated by the rotation of a sprocket engaged with the pull chain, and a first and second wire are fed out in one direction; during initial movement, the kick-out force of a first and second kick-out spring is used to turn window bodies 13a, 13b from a closed state to an open state while applying turning force to the window bodies 13a, 13b; the slider 20 is caused to slide downward in the vertical direction from the top end of the guideline 19, and the pull chain is operated downward in the vertical direction; and the first and second roller are rotated by the rotation of the sprocket and the first and second wire are pulled in the other direction to turn the window bodies 13a, 13b from the open state to the closed state.
Inventors:
OISHI MAMORU (JP)
HIRATSUKA TETSUYA (JP)
HIRATSUKA TETSUYA (JP)
Application Number:
PCT/JP2021/034329
Publication Date:
June 02, 2022
Filing Date:
September 17, 2021
Export Citation:
Assignee:
OILES ECO CORP (JP)
International Classes:
E05F11/04
Foreign References:
| JPH0510129Y2 | 1993-03-12 | |||
| JPS63251587A | 1988-10-19 |
Attorney, Agent or Firm:
KOBAYASHI YOSHITAKA (JP)
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