Display apparatus for vehicle

Details Display apparatus for vehicle Display apparatus for vehicle

1993-11-10

1995-05-09

Lazarus, Ira S.

Illumination

Illuminated scale or dial

Edge illuminated modifier or light rod/pipe

362 30, 362 32, 116 48, G01D 1328

Patent

active

054145953

ABSTRACT:
A display apparatus for a vehicle with a light introducing member in which light emitted by a light source passes through a slit. The slit is used as a luminous pointer with high luminance, resulting in improved recognizability and readability of the display apparatus. The display apparatus for a vehicle according to the present invention comprising: a dial; a pointer plate with a substantially round light-transmissible portion, the pointer plate situated on a front side of the dial and driven to rotate according to a measured value; a light-transmissible slit formed on the pointer plate; a light source situated on a rear side of the dial; and a light introducing member for gathering light from the light source to introduce the light into the slit.

REFERENCES:
patent: 4218726 (1980-08-01), Fukasawa et al.
patent: 4959759 (1990-09-01), Kohler
patent: 5142456 (1992-08-01), Murphy

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