Metal working – Piezoelectric device making
Patent
1984-10-19
1986-09-16
Hall, Carl E.
Metal working
Piezoelectric device making
310327, 310369, H01L 4122
Patent
active
046113720
ABSTRACT:
An ultrasonic transducer comprising piezoelectric resonators, a matching layer formed on the ultrasonic oscillation surfaces of the resonators, and a backing material adhered on the opposite surface to the ultrasonic oscillation surface, wherein a cylindrical case is fixed to the circumference of the resonators and the backing material is formed by being cast into the case. A method for manufacturing the ultrasonic transducer, wherein the piezoelectric ceramic is temporarily fixed on a metal support and divided into a predetermined shape and a backing material is formed as such that lead wires are allowed to extend through the backing material.
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Enjoji Susumu
Ishiyama Kazufumi
Hall Carl E.
Tokyo Shibaura Denki Kabushiki Kaisha
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