Electricity: circuit makers and breakers – Electric switch details – Cases and bases
Patent
1999-08-23
2000-06-27
Friedhofer, Michael
Electricity: circuit makers and breakers
Electric switch details
Cases and bases
H01H 900
Patent
active
060809469
ABSTRACT:
A DIP switch having a metal cover with risers extended from sides adjacent to DIP switch urging against a housing of circuit board when DIP switch is seated on circuit board such that DIP switch is enclosed by metal cover, housing, and circuit board with only an opening provided on housing for setting selectors, and a portion of circuit board under DIP switch is obstructed from outside, thereby preventing an EMI generated by other devices on circuit board from interfering with DIP switch, as well as preventing an EMI generated by the portion of circuit board under DIP switch from emitting out of the opening.
REFERENCES:
patent: 3283111 (1966-11-01), Wirsching
patent: 4417106 (1983-11-01), Gingerich et al.
patent: 4772761 (1988-09-01), Ibrahim et al.
patent: 5602722 (1997-02-01), Sanpei et al.
patent: 5844184 (1998-12-01), Liau
Chang Yu-Shuan
Lee Chung-Wang
D-Link Corporation
Friedhofer Michael
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