Title:
シャッター装置
Document Type and Number:
Japanese Patent JP6985063
Kind Code:
B2
Abstract:
To provide a shutter apparatus which can restrict a winding diameter of a winding shaft of a shutter curtain from becoming larger, even though the shutter curtain is configured to include a curtain constitution member made of plates each having a plurality of concavities and convexities alternately and successively formed in a shutter curtain open/close movement direction.SOLUTION: A shutter curtain 1 which moves to open and close by winding and unwinding of a winding shaft 6 includes a panel 21 being a first curtain constitution member made of plates each having a plurality of convexities and concavities which are concave and convex in a shutter curtain thickness direction and alternately and successively formed in a shutter curtain open/close movement direction, and a slat 41 being a second curtain constitution member shorter in a dimension in the shutter curtain open/close movement direction than the panel 21. The slat 41 is arranged on a side nearer to the winding shaft 6 than the panel 21.SELECTED DRAWING: Figure 3
Inventors:
Masakazu Shigemura
Ryota Hironaga
Juichi Wada
Katsuhiko Murakami
Ryota Hironaga
Juichi Wada
Katsuhiko Murakami
Application Number:
JP2017159907A
Publication Date:
December 22, 2021
Filing Date:
August 23, 2017
Export Citation:
Assignee:
Bunka Shutter Co., Ltd.
International Classes:
E06B9/15
Domestic Patent References:
| JP2004197333A | ||||
| JP2016217109A | ||||
| JP10131646A | ||||
| JP60159195U | ||||
| JP2002147140A |
Foreign References:
| US20150191969 | ||||
| US20140053990 |
Attorney, Agent or Firm:
Shigeki Yamakawa
Yuzo Koike
Takeshi Ando
Yuzo Koike
Takeshi Ando