Vehicular lamp

Details Vehicular lamp Vehicular lamp

2006-02-21

2006-02-21

Ward, John Anthony (Department: 2875)

Illumination

Supported by vehicle structure

Plural light sources

C392S500000, C392S500000, C392S488000, C392S500000, C392S500000

Reexamination Certificate

active

07001054

ABSTRACT:
A vehicular lamp including, within its lamp chamber, a reflector14, a led20disposed behind the reflector14and a mushroom-shaped light guide30that extends coaxially with the led20and guides light emitted from the led20to the reflector14. The light guide30has an umbrella portion40at its front end and a plane of incidence33, which guides light from the led20into the light guide30, at its rear end. The umbrella portion40has a first light emitting surface42for emitting light guided into the light guide30in the forward direction, reflection surfaces44and46for internally reflecting the guided light in the rearward direction and radially outward direction, and a second light emitting surface48for emitting the internally reflected light toward the reflector14.

REFERENCES:
patent: 6356394 (2002-03-01), Glienicke
patent: 6511215 (2003-01-01), Hashigaya
patent: 4-40405 (1992-04-01), None
patent: 11-306810 (1999-11-01), None

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