Title:
LIGHTING SYSTEM, AND LIGHTING SYSTEM IN CLEAN ROOM
Document Type and Number:
Japanese Patent JPH11213727
Kind Code:
A
Abstract:
To provide a lighting system that is excellent in illumination efficiency and can prevent dust from adhering.
A lighting system 20 in a clean room has a frame member 21 to support a filter on a ceiling part and is so structured as to be attached to the frame member 21 and illuminate its lower side area with a fluorescent lamp 25. In this case, a reflecting plate 22 attached to the frame member 21 and a fixing means 31 to fix the reflecting plate 22 on the frame member 21 are provided for it. In addition, shading means 23, 36 are formed in between the reflecting plate 22 and the frame member 21.
Inventors:
GESHI AKIO
SHIBATA HIDEO
HAYASHI KUNIO
MUKOYAMA JUNPEI
SHIBATA HIDEO
HAYASHI KUNIO
MUKOYAMA JUNPEI
Application Number:
JP1407698A
Publication Date:
August 06, 1999
Filing Date:
January 27, 1998
Export Citation:
Assignee:
TOSHIBA AIR CONDITIONING CO LT
IZ KK
IZ KK
International Classes:
F21V7/00; (IPC1-7): F21V7/12
Attorney, Agent or Firm:
Takehiko Suzue (6 outside)