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Patent Searching and Data


Title:
SOLAR LIGHT NATURAL LIGHTING DEVICE WITH SMOKE EXHAUSTING FUNCTION
Document Type and Number:
Japanese Patent JP2000243114
Kind Code:
A
Abstract:

To provide a solar light natural lighting device with smoke exhausting function for preventing the dew condensation of the raising and lowering mechanism of the raising and lowering device of a smoke exhaust part.

This solar light natural lighting device with smoke exhausting function 10 comprises a solar light natural lighting device body 70 having a natural lighting part for taking the sunlight incident on a lighting port, a drive unit for driving the natural lighting part, and a control device for controlling the drive unit so that the natural lighting part is located in a proper position according to the position of the sun; an upper frame 92 for installing the solar light natural lighting device body 70; a lower frame mounted on the natural lighting port, and a raising and lowering device 90 for raising and lowering the upper frame 92. In this device, a dew condensation preventing packing 20 is mounted in the clearance between a light distributing plate 74 mounted on the lower part of the solar light natural lighting device body 70 and an inner frame 82 for housing a raising and lowering mechanism 91, so that the raising and lowering mechanism 91 of the raising and lowering device 90 has a moisture preventing structure.


Inventors:
YAMADA KAZUMI
MIYAMOTO TETSUO
KODAIRA TAKASHI
KOBAYASHI KIYOTO
DOMYO KAZUO
FUKAWA RYUICHI
AOKI HIRONORI
OTA MASAYUKI
KATO HIDEKI
TODA KAZUYA
Application Number:
JP4327499A
Publication Date:
September 08, 2000
Filing Date:
February 22, 1999
Export Citation:
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Assignee:
SANYO ELECTRIC CO
RYOKO KK
CHUO HATSUJO KK
International Classes:
G02B27/00; F21S11/00; (IPC1-7): F21S11/00; G02B27/00
Attorney, Agent or Firm:
Haruya Saito (1 person outside)