Title:
OPENING/CLOSING DEVICE
Document Type and Number:
Japanese Patent JP2019065595
Kind Code:
A
Abstract:
To provide an opening/closing device capable of storing a shielding member along with an opening/closing body in a storage space for storing the opening/closing body when the opening/closing body is opened to a fully open position, even if a size of the shielding member provided in the opening/closing body becomes large due to a positional relation with an optical obstacle detecting device.SOLUTION: A shielding member 30, for shielding an optical axis of light emitted from each of a plurality of light projection parts of light projection means constituting an optical obstacle detecting device when a shutter curtain 1 which is an opening/closing body is being closed, is mounted on a seat plate 1B via two top and bottom hinges 34 and is freely swingable around a shaft part of the hinges 34. A torsion coil spring 38 which is swinging energizing means in which one end 38A is locked on a first blade part 36 and the other end 38B is locked on a second blade part 37 is provided in each shaft part, and an upside part 32A of the shielding member 30 is an inclined part that inclines downward.SELECTED DRAWING: Figure 6
Inventors:
WADA HISAKAZU
MURAKAMI KATSUHIKO
SHIGEMURA MASAKAZU
NAGAMINE DAISUKE
HIRONAGA RYOTA
MURAKAMI KATSUHIKO
SHIGEMURA MASAKAZU
NAGAMINE DAISUKE
HIRONAGA RYOTA
Application Number:
JP2017192497A
Publication Date:
April 25, 2019
Filing Date:
October 02, 2017
Export Citation:
Assignee:
BUNKA SHUTTER
International Classes:
E06B9/84
Domestic Patent References:
| JP2016223160A | 2016-12-28 | |||
| JP2017010346A | 2017-01-12 | |||
| JPH04114994U | 1992-10-12 | |||
| JP2006152656A | 2006-06-15 | |||
| JPH0510696U | 1993-02-12 | |||
| JPS6122896U | 1986-02-10 |
Attorney, Agent or Firm:
Shigeki Yamakawa
Yuzo Koike
Takeshi Ando
Yuzo Koike
Takeshi Ando