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Title:
LED LIGHTING APPARATUS
Document Type and Number:
Japanese Patent JP2005340184
Kind Code:
A
Abstract:

To provide an LED lighting apparatus which is light-weighted and has high accuracy and high efficiency of illumination intensity, and can realize light distribution change easily by a stress from the outside, and has enough freedom in design of light distribution.

The LED lighting apparatus 10 can be obtained in which the substrate main part 14 is formed by forming a heat resisting film having thermoplasticity in a prescribed three-dimensional shape reflecting a targeted irradiation range as a whole, and a reflecting face 16 for reflecting the light is installed on the surface where the LEDs 12 are mounted as a light source, and a conductive circuit 18 is formed on the rear face, thereby which is full of flexibility and is easy to change light distribution by displacing the LED mounting portion by the stress from the outside, and has a high light illumination efficiency with light weight and high accuracy. Since a plurality of LEDs 12 are arranged on the surface of the LED lighting apparatus 10, reduction of illumination intensity at the time of light distribution change can be prevented.


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Inventors:
MACHIDA HIDEAKI
Application Number:
JP2005126652A
Publication Date:
December 08, 2005
Filing Date:
April 25, 2005
Export Citation:
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Assignee:
TORAY DU PONT KK
International Classes:
F21V19/00; F21S8/04; F21V7/22; H01L33/56; H01L33/60; H01L33/62; H01L33/64; F21Y101/02; (IPC1-7): F21V19/00; F21S8/04; F21V7/22; H01L33/00
Attorney, Agent or Firm:
Yoshiaki Mori