Title:
防煙垂壁用ユニット及び防煙垂壁
Document Type and Number:
Japanese Patent JP6893224
Kind Code:
B2
Abstract:
To provide a smokeproof hanging wall unit which is adapted to one row of LED light emitting bodies as a light source while using two light guide plates, prevents that a display applied on a sheet attached to one guide plate is reflected when viewing it from the other light guide plate side at the light emission of the LED light emitting bodies, and can apply different displays to a sheet of one light guide plate and a sheet of the other light guide plate.SOLUTION: In a smokeproof hanging wall unit, LED light emitting bodies 11 are arranged in one row at upper parts of wall constituent members 6. In the wall constituent members 6, light guide plates 61, 62 are arranged in two pieces in parallel with each other toward a short direction of a base body 3, opposing faces 61a, 62a of the light guide plates 61, 62 are processed so as to be irregularly reflected, a first light diffusion sheet 63 is interposed between the light guide plates 61, 62, second light diffusion sheets 64, 65 are arranged at the light guide plates 61, 62, respectively, at a side opposite to the first light diffusion sheet 63, and cover vertical surfaces of the light guide plates 61, 62, and displays are applied to the second light diffusion sheets 64, 65 while possessing non-flammability.SELECTED DRAWING: Figure 5
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Inventors:
Masatoshi Tanaka
Application Number:
JP2019104099A
Publication Date:
June 23, 2021
Filing Date:
June 04, 2019
Export Citation:
Assignee:
JESCO Corporation
International Classes:
A62C2/06; E04B1/94; E04B2/74; G09F13/18
Domestic Patent References:
| JP2018099488A | ||||
| JP3198874U | ||||
| JP3152340U | ||||
| JP2015011278A | ||||
| JP2013113895A |
Attorney, Agent or Firm:
Onuki Kotake International Patent Office