Light illuminating type manipulation and display apparatus

Details Light illuminating type manipulation and display apparatus Light illuminating type manipulation and display apparatus

1999-06-02

2000-12-05

O'Shea, Sandra

Illumination

Illuminated scale or dial

Internal light source

362 29, 362 85, 362 28, 200316, G01D 1128

Patent

active

061556912

ABSTRACT:
In a light illuminating type manipulation and display apparatus including a light source and rotary knobs having a plurality of stop positions and indicator sections which are illuminated and displayed with the light from the light source at each of the stop positions. In the apparatus, light reflecting bodies having a plurality of light reflecting surfaces corresponding to a plurality of the stop positions of the rotary knobs are disposed, and the light from the light source is reflected from each of the light reflecting surfaces of the light reflecting bodies and illuminates the indicator sections located at each of the stop positions. With this arrangement, the quality of the apparatus can be improved with reduced power consumption.

REFERENCES:
patent: 4918577 (1990-04-01), Furudate
patent: 4930048 (1990-05-01), Ito

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