Electricity: electrical systems and devices – Electrostatic capacitors – Fixed capacitor
Patent
1981-09-04
1983-05-31
Kucia, R. R.
Electricity: electrical systems and devices
Electrostatic capacitors
Fixed capacitor
174 35R, 174 35MS, 361394, 361395, 361424, H05K 504, H05K 714
Patent
active
043863884
ABSTRACT:
A protective cover formed from sheet aluminum, which is used to provide both electrical shielding and mechanical protection for a printed circuit board and its components. The abutting edges of the tubular cover are held in contiguous relationship when the cover is in place, by inturned edges which engage small notches in end plates which are affixed to the printed circuit board.
REFERENCES:
patent: 2682018 (1954-06-01), Phillips
patent: 3300687 (1967-01-01), Hennessey
patent: 3349289 (1967-10-01), Mueller
patent: 3506877 (1970-04-01), Owen
patent: 3566190 (1971-02-01), Huebner et al.
patent: 3808506 (1974-04-01), Lang
patent: 4138711 (1979-02-01), Bremenour et al.
patent: 4215796 (1980-08-01), Johnston
patent: 4295181 (1981-10-01), Chang et al.
patent: 4300016 (1981-11-01), Bergeron et al.
Scanbe Manufacturing Corp., EMI/RFI Shielded Electronic Packaging Catalog.
Kucia R. R.
Mowle John E.
Northern Telecom Limited
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