Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent
1981-07-01
1983-01-11
Shoop, William M.
Electrical generator or motor structure
Non-dynamoelectric
Piezoelectric elements and devices
310353, 310359, 310366, 333197, H01L 4104, H03H 902
Patent
active
043684025
ABSTRACT:
An H-type ceramic resonator having two resonating leaves, a connecting leaf for bridging the two resonating leaves to form an H-shape, and electrodes disposed on at least both surfaces of the resonating leaves. The resonator has a dimensional relationship which falls within the following equities:
REFERENCES:
patent: 3015789 (1962-01-01), Honda et al.
patent: 3086183 (1963-04-01), Schofer
patent: 3146415 (1964-08-01), Albsmeier et al.
patent: 3189852 (1965-06-01), Tsuchiya
patent: 3242445 (1966-03-01), Kameya
patent: 3281725 (1966-10-01), Albsmeier
patent: 3358249 (1967-12-01), Kawakami
Esaki Kunio
Hirukawa Kohei
Sasaki Isamu
Torii Michihiro
Tsuchiya Ryoji
Fuji Electrochemical Co. Ltd.
Shoop William M.
Wong Peter S.
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