Electronic device with holographic keypad

Details Electronic device with holographic keypad Electronic device with holographic keypad

1998-07-06

1999-08-10

Luebke, Renee S.

Electricity: circuit makers and breakers

Electric switch details

Indicators

H01H 918

Patent

active

059344504

ABSTRACT:
An electronic device (100) has a keypad (150) that is backed by holographic film material (155) to enhance keypad lighting and overall appearance. Images (252) are formed on the holographic film (155) to indicate button functionality, and switch actuator buttons (160) are embossed over the images. The switch actuator buttons (160) are preferably aligned with switches (260) such that depression of a button (160) actuates a corresponding switch (260).

REFERENCES:
patent: 4375585 (1983-03-01), Lee
patent: 4758701 (1988-07-01), Nagel
patent: 5455129 (1995-10-01), Bussard
patent: 5557079 (1996-09-01), Jackson et al.
patent: 5573107 (1996-11-01), Makano et al.
patent: 5599594 (1997-02-01), Pauley

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