Metal working – Method of mechanical manufacture – Electrical device making
Patent
1980-08-04
1983-02-22
Rutledge, L. Dewayne
Metal working
Method of mechanical manufacture
Electrical device making
29589, 29840, 29848, 264 61, 264 63, 264154, 357 68, 357 82, 361382, 361401, H01L 2336, H01L 2352, C04B 3332, C04B 4114
Patent
active
043744575
ABSTRACT:
A substrate and method of manufacture wherein a substrate is molded from particulate material wherein grooves on and through the body are formed during substrate molding and prior to sintering. The substrate includes all buss structure molded therein. Cooling of chips is provided by providing a heat sink in an aperture formed within a substrate and beneath the chips.
REFERENCES:
patent: 3438127 (1969-04-01), Lehtonen
patent: 4289719 (1981-09-01), McIntosh et al.
Cantor Jay M.
Rutledge L. Dewayne
Schiavelli Alan E.
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