Metal working – Piezoelectric device making
Patent
1976-04-06
1977-06-21
Hall, Carl E.
Metal working
Piezoelectric device making
29594, 174 52PE, 310 82, 310 87, 310 89, H01L 4122
Patent
active
040301753
ABSTRACT:
A thick layer of epoxy resin is used to bond together the piezoelectric member and a stainless steel cap to form an acoustic transducer having a broad frequency response, and specific assembling steps are taken to manufacture the transducer with good reproducibility of the characteristics.
REFERENCES:
patent: 3489932 (1970-01-01), Kopel et al.
patent: 3710151 (1973-01-01), Massa et al.
patent: 3771117 (1973-11-01), Shaffer et al.
Hall Carl E.
Lorin C. M.
Westinghouse Electric Corporation
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