Electronic apparatus and button device

Details Electronic apparatus and button device Electronic apparatus and button device

2007-11-13

2007-11-13

Husar, Stephen F. (Department: 2885)

Illumination

With control console

C362S026000, C362S327000

Reexamination Certificate

active

11029483

ABSTRACT:
A button device, which is disposed beside a display unit, comprises at least a button unit. The button unit includes a first part, a second part, and a third part. In this case, the second part is adjacent to the first part. At least a light beam emitted from the display unit passes through the second part. The third part faces the first part. At least a light beam passing through the second part is transmitted to the third part, and then the light beam transmitted to the third part is reflected by the third part and passes through the first part.

REFERENCES:
patent: 5711588 (1998-01-01), Rudisill
patent: 6092903 (2000-07-01), Higgins, Jr.
patent: 6776497 (2004-08-01), Huppi et al.
patent: 7090368 (2006-08-01), Oross et al.
patent: 2004/0233659 (2004-11-01), Chen

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