Electricity: circuit makers and breakers – Electric switch details – Indicators
Patent
1978-09-12
1979-12-18
Schmidt, Frederick R.
Electricity: circuit makers and breakers
Electric switch details
Indicators
116202, 200292, H01H 902
Patent
active
041795946
ABSTRACT:
A pushbutton assembly illuminated with a plurality of solid state light sources, such as LEDs. The pushbutton assembly includes first and second spaced printed circuit boards which are electrically interconnected via electrical leads which also function to mechanically support the second printed circuit board from the first printed circuit board. The LEDs are mounted on the second printed circuit board, immediately adjacent to the front portion of the pushbutton assembly to be illuminated.
REFERENCES:
patent: 3811025 (1974-05-01), Bach
patent: 4002892 (1977-01-01), Zielinski
Coyle Forrest E.
Mandel Alan F.
Lackey D. R.
Schmidt Frederick R.
Westinghouse Electric Corp.
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