Measuring and testing – Vibration – By mechanical waves
Patent
1981-06-24
1983-09-20
Ciarlante, Anthony V.
Measuring and testing
Vibration
By mechanical waves
340582, G01N 2900
Patent
active
044048521
ABSTRACT:
A frost sensor for detecting the presence of frost uses an acoustic device having an acoustic transmitting medium made of a magnetostrictive material, particularly an amorphous metal alloy, of a ribbon shape, as means for detecting the frost.
REFERENCES:
patent: 2414756 (1947-01-01), May
patent: 2789281 (1957-04-01), Short et al.
patent: 4335613 (1982-06-01), Luukkala
Ciarlante Anthony V.
Hitachi , Ltd.
Hitachi Metals Ltd.
Research Development Cooperation of Japan
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