Electroluminescent keypad

Electricity: circuit makers and breakers – Electric switch details – Indicators

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

200 5A, 200278, H01H 926, H01H 110, H01H 900

Patent

active

057974829

ABSTRACT:
An electroluminescent keypad, and an electroluminescent lamp, with integral shunts, for use in a keypad. The keypad includes a circuit board that includes a plurality of contact pairs adapted to complete circuits to perform keypad functions. An elastomeric sheet that includes a plurality of key elements overlays the circuit board. Each of the key elements is associated with one of the contact pairs. An electroluminescent lamp with a plurality of integral shunts corresponding to the contact pairs is positioned between the elastomeric sheet and the circuit board.

REFERENCES:
patent: 4060703 (1977-11-01), Everett, Jr.
patent: 4320268 (1982-03-01), Brown
patent: 4532395 (1985-07-01), Zukowski
patent: 4683360 (1987-07-01), Maser
patent: 5570114 (1996-10-01), Fowler
patent: 5669486 (1997-09-01), Shima
patent: 5680160 (1997-10-01), LaPointe

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Electroluminescent keypad does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Electroluminescent keypad, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Electroluminescent keypad will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-30693

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.