Electricity: conductors and insulators – Boxes and housings – Hermetic sealed envelope type
Patent
1984-09-19
1985-09-17
Grimley, A. T.
Electricity: conductors and insulators
Boxes and housings
Hermetic sealed envelope type
29588, 29827, H05K 506
Patent
active
045422591
ABSTRACT:
Several embodiments of high density packages which form an enclosure adapted to receive electronic devices are disclosed. Each package includes a metal lead frame having staggered leads which extend external to the package. A seal ring construction is provided so that hermetic seals are possible without subjecting the electronic devices to high temperatures. Various metals and sealing materials are advantageously used in the contruction of the devices.
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Honn, Eighty-Pin Package for Field-Effect Transistor Chips, IBM Technical Disclosure Bulletin, vol. 15, No. 1, p. 308, Jun. 1972.
Cohn Howard M.
Grimley A. T.
Kelmachter Barry L.
Olin Corporation
Tone D. A.
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