Lighting unit for vehicle

Details Lighting unit for vehicle Lighting unit for vehicle

2008-05-13

2008-05-13

Choi, Jacob Y. (Department: 2885)

Illumination

Supported by vehicle structure

Plural light sources

C362S507000, C362S509000, C362S511000, C362S521000

Reexamination Certificate

active

07370997

ABSTRACT:
A light emitting unit is provided forward in the vicinity of the upper part of an optical axis extended in the longitudinal direction of a lighting unit. Furthermore, a light transmitting member is provided on the forward side of the light emitting unit. A front surface of the light transmitting member is constituted by a rotating elliptical surface with the optical axis to be a central axis, and a rear end face is formed to pass through a first focal point on the rear side of the rotating elliptical surface. Moreover, a reflector having a reflecting plane formed to surround a light emitting chip almost cylindrically is provided between the light emitting unit and the light transmitting member in such a manner that a front end opening portion is caused to abut on the rear end face14bof the light transmitting member.

REFERENCES:
patent: 6099156 (2000-08-01), Jenkins et al.
patent: 6997587 (2006-02-01), Albou
patent: 7097334 (2006-08-01), Ishida et al.
patent: 2003/0147252 (2003-08-01), Fioravanti
patent: 2005/0094401 (2005-05-01), Magarill
patent: 20206833 (2002-08-01), None
patent: 1357334 (2003-10-01), None
patent: 2002 141556 (2002-05-01), None

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