Electric manual switching device having environmentally protected components
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United States of America Patent
Stats
-
Feb 7, 1989
Grant Date -
N/A
app pub date -
Jan 30, 1987
filing date -
Feb 5, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In an electric manual switching device, a printed circuit board is to be protected from environmental influences. For this purpose, a foil continuously extending over the printed circuit board is provided in the switch housing between switching contacts and pushbuttons. The foil can be a flat component or a part shaped like a bag.
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