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Patent Searching and Data


Title:
LIGHTING DEVICE
Document Type and Number:
Japanese Patent JP2013138031
Kind Code:
A
Abstract:

To provide a candle-like lighting device.

The lighting device includes a light guide body, and at least one light-emitting unit. The light guide body includes a recessed channel, and a local roughened surface. The local roughened surface functions as a scattering region connected to the recessed channel in the light guide body. The at least one light-emitting unit emits light into the recessed channel, wherein at least part of the light is guided to the recessed channel, reaching the scattering region. Moreover, the scattering region scatters the light as a local light source region. The light guide body having the recessed channel covers the at least one light-emitting unit.


Inventors:
WANG WEI-CHIH
CUSTODIS UDO
HWANG JUNG-MIN
Application Number:
JP2013000079144
Publication Date:
July 11, 2013
Filing Date:
April 05, 2013
Export Citation:
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Assignee:
YOUNG LIGHTING TECHNOLOGY INC
International Classes:
F21S10/04; F21V8/00; F21Y101/02
Domestic Patent References:
JPS6453418A1989-03-01
JPS62133400A1987-06-16
JP2003016806A2003-01-17
JP2009170114A2009-07-30
JP2009140778A2009-06-25
Foreign References:
US6218785B12001-04-17
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Shinsuke Onuki