Title:
DEVICE FOR OPENING AND CLOSING SMOKE VENTILATION WINDOW
Document Type and Number:
WIPO Patent Application WO/2018/139901
Kind Code:
A1
Abstract:
A device for opening and closing a smoke ventilation window according to an embodiment of the present invention includes: a first opening-closing rod having one end connected, so as to be slidably movable, to one among a window and a window frame of a smoke ventilation window that opens and closes in a hinged manner, and having the other end rotatably connected to the other one among the window and the window frame; a second opening-closing rod having one end rotatably connected to a central portion of the first opening-closing rod; and an opening-closing mechanism which is disposed on the other one among the window and the window frame and rotatably connected to the other end of the second opening-closing rod, and which moves the other end of the second opening-closing rod to open and close the smoke ventilation window.
Inventors:
LEE JUNG OOK (KR)
Application Number:
PCT/KR2018/001191
Publication Date:
August 02, 2018
Filing Date:
January 26, 2018
Export Citation:
Assignee:
CHANGILELT CO LTD (KR)
International Classes:
E05F15/614; E05F15/72
Foreign References:
| JPH0650631Y2 | 1994-12-21 | |||
| JPS62141880U | 1987-09-07 | |||
| KR200322426Y1 | 2003-08-09 | |||
| JP2001206066A | 2001-07-31 | |||
| KR20120000611A | 2012-01-04 |
Attorney, Agent or Firm:
HAN, Seung Beom et al. (KR)
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