Title:
窓シャッター装置
Document Type and Number:
Japanese Patent JP7002265
Kind Code:
B2
Abstract:
To provide a window shutter device which can suppress an erected height of a lower frame as securing fireproof performance of the lower frame of a window shutter device.SOLUTION: A window shutter device of which a back plate 51 at a lower end of a shutter curtain 5 reaches proximity of or attaching to a lower frame 6 arranged in a take-out shape to close a window opening part, wherein the lower frame 6 is provided with a bottom surface (a base 62) facing an exterior side and a first erected side (a vertical side 63 of an exterior side) formed at a front side of the bottom surface, and a second erected side (a vertical side 61 of the interior side) at a rear position from the first erected side, and wherein the lower end part of the back plate 51 is provided with a first part (a lower end part position 5100) positioned opposingly in a rear side of the first erected side and a second part (a second piece 5131 of an interior side piece 513) positioned opposingly in a rear side of the second erected side when the window opening part is in a fully closed situation.SELECTED DRAWING: Figure 7
Inventors:
Yukichi Hamada
Masahiro Shibasaki
Takahashi Isao
Masahiro Shibasaki
Takahashi Isao
Application Number:
JP2017184215A
Publication Date:
January 20, 2022
Filing Date:
September 25, 2017
Export Citation:
Assignee:
Sanwa Shutter Corporation
International Classes:
E06B9/17
Domestic Patent References:
| JP201353422A | ||||
| JP2014167199A |
Attorney, Agent or Firm:
Shigeru Inaba
Takato Hatazoe
Takato Hatazoe