Vehicle-purpose lighting tool

Details Vehicle-purpose lighting tool Vehicle-purpose lighting tool

2008-05-21

2010-10-19

Lee, Y My Quach (Department: 2885)

Illumination

Light modifier

Refractor

C362S299000, C362S309000, C362S511000

Reexamination Certificate

active

07815345

ABSTRACT:
A vehicle-purpose lighting tool is featured by comprising: a light-conducting member having a front light-emitting plane, a rear plane having a concave/convex shape, and a side edge plane; and a light source arranged at a position opposite to the side edge plane; in which within external light which is entered via the front light-emitting plane into the light-conducting member, a portion of the external light which is directly traveled to the side edge plane is totally reflected on a boundary plane of the side edge plane portion; a plurality of reflecting portions are formed on the rear plane and are coupled to each other via a coupling portion in such a direction that the reflecting portions are separated apart from the side edge plane side; and distances between the plurality of reflecting portions and the front light-emitting plane are changed in a discontinuous manner along the separating direction.

REFERENCES:
patent: 4912606 (1990-03-01), Yamamoto
patent: 4916592 (1990-04-01), Sultan et al.
patent: 4929866 (1990-05-01), Murata et al.
patent: 2005-123092 (2005-05-01), None

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