Metal working – Piezoelectric device making
Patent
1991-10-17
1993-11-30
Budd, Mark O.
Metal working
Piezoelectric device making
310344, H01L 4108
Patent
active
052653161
ABSTRACT:
The invention relates to a piezoelectric oscillator wherein a case and a stem are coated with a solder containing 90% and higher of lead, an inner lead is also coated with the solder thereby fixing a piece of piezoelectric oscillator by melting the solder. The invention further relates to a piezoelectric oscillator wherein the piezoelectric oscillator is performed casing by resin or metallic plate, and to a piezoelectric oscillating apparatus wherein IC and a piezoelectric oscillator are internally mold to achieve a molding of high efficiency without inferiority while surface mounting.
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Ichinose Kazushige
Ikeda Tatsuo
Ogiso Hiroyuki
Budd Mark O.
Seiko Epson Corporation
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