Electronic circuit block

Details Electronic circuit block Electronic circuit block

1976-06-16

1979-03-13

Witkowski, Stanley J.

Electricity: conductors and insulators

Feedthrough or bushing

Compression

174 52PE, 174 52FP, 357 70, 357 72, 357 75, 361401, 361402, G04C 300

Patent

active

041435087

ABSTRACT:
An electronic circuit block for use in a timepiece comprising a circuit substrate with component-receiving portions, circuit components mounted on the component-receiving portions with terminals at the same level with the upper surfaces of the circuit components, an insulated layer made of polyimide resins formed on at least a part of the circuit substrate and in gaps between the components and the component-receiving portions and a conductive pattern formed on the insulated layer after a part of the insulated layer is excluded whereby connections of components are made by said conductive pattern.

REFERENCES:
patent: 3568012 (1971-03-01), Ernst et al.
patent: 3579056 (1971-05-01), Te Velde et al.
patent: 3759031 (1973-09-01), McCullough et al.
patent: 3784725 (1974-01-01), Perkins et al.
patent: 3986334 (1976-10-01), Harper
patent: 4015422 (1977-04-01), Van Haaften

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