Communications: electrical – Visual indication – Having light piping
Patent
1996-09-24
1999-02-23
Mullen, Jr., Thomas
Communications: electrical
Visual indication
Having light piping
34081543, 34081545, 34081568, 340635, 340691, 25022711, 362 26, 362 32, G08B 500
Patent
active
058749012
ABSTRACT:
A display device of electronic equipment comprises a display portion attached to a movable unit having a light incident surface through which light enters and a tip end surface for emitting light which enters through the light incident surface. Light emitting elements (and a prism) are mounted on a body unit for emitting light toward the rear end surface of the display portion in a state where the movable unit is mounted on the body unit. The tip end surface of the display portion is exposed on the surface of the movable unit, whereby the tip end surface is lighted when the emitting elements or the prism emits light toward the rear end surface of the display portion, thereby displaying a state of the electronic equipment.
REFERENCES:
patent: 5268823 (1993-12-01), Yergenson
patent: 5349504 (1994-09-01), Simms et al.
patent: 5504660 (1996-04-01), Heirdorn
Mullen, Jr. Thomas
OKI Electric Industry Co., Ltd.
Wu Daniel J.
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