Shield case

Details Shield case Shield case

1986-04-28

1988-04-12

Grimley, Arthur T.

Electricity: conductors and insulators

Anti-inductive structures

Conductor transposition

361424, H05K 900

Patent

active

047375973

ABSTRACT:
A shield case consists of a case member for housing an electronic circuit. The case member consists of a single printed wiring board having first and second copper films formed on two major surfaces thereof. The first copper film serves as an outer surface coating of the case and is connected to a frame ground terminal. The second copper film serves as an inner surface coating of the case and is connected to a signal ground terminal.

REFERENCES:
patent: 1641395 (1927-09-01), Moore
patent: 2921523 (1960-01-01), Larsen
patent: 4370515 (1983-01-01), Donaldson
patent: 4510345 (1985-04-01), Costa et al.

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