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Title:
RECESSED TYPE LIGHT EMITTING DEVICE
Document Type and Number:
Japanese Patent JP2003100107
Kind Code:
A
Abstract:

To provide a recessed type light emitting device capable of suppressing reduction of a quantity of light and a sense of beauty, capable of enhancing safety of a pedestrian by preventing a slip, and capable of making its entire surface uniformly emit light.

This recessed type light emitting device 1 is equipped with a see-through glass plate 4 having plural projections 19 formed at prescribed intervals on its surface, a transparent flat light guide plate 7 disposed below the see-through glass plate 4, a light emitting diode 9 disposed on the side of the light guide plate 7, a light diffusing and reflecting plate 8 disposed below the light guide plate 7 to diffuse and reflect the light of the light emitting diode 9, and a casing 2 to dispose the see-through glass plate 4 in the opening part 3 on its upper surface. This device is also equipped with a solar battery 10 and a storage battery 12 to store electric energy obtained by the solar battery 10. In addition, a fluorescent white body is provided on the back of the light guide plate 7.


Inventors:
KITAJIMA SHIGEMASA
TAKAHASHI SHINOBU
TANAKA SHIGERU
FURUNO JUNZO
Application Number:
JP2001293316A
Publication Date:
April 04, 2003
Filing Date:
September 26, 2001
Export Citation:
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Assignee:
KITAJIMA SHIGEMASA
TAKAHASHI SHINOBU
TANAKA SHIGERU
MISHIBA SHOUZAI KK
International Classes:
F21V31/00; F21S8/02; F21S8/04; F21S9/02; G09F13/04; G09F19/22; H01L31/04; F21Y101/02; (IPC1-7): F21S8/02; F21S8/04; F21S9/02; F21V31/00; G09F13/04; G09F19/22; H01L31/04
Attorney, Agent or Firm:
Kaneda Maeda