Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent
1977-10-27
1979-07-10
Budd, Mark O.
Electrical generator or motor structure
Non-dynamoelectric
Piezoelectric elements and devices
H01L 4110
Patent
active
041609280
ABSTRACT:
An oscillator case assembly includes a casing element and an oscillator element housed therein in a hermetically sealed manner. The casing element is made of a solid insulating material, preferably glass or ceramic material, and at least two thin conductive layer elements are provided on said casing element, each serving as parts of lead-in and lead-out means for the oscillator element, respectively.
REFERENCES:
patent: 2820911 (1958-01-01), Klingsporn
patent: 2850651 (1958-09-01), Hoffman
patent: 3931388 (1976-01-01), Hafner et al.
patent: 3970880 (1976-07-01), Deutschmann
patent: 3988621 (1976-10-01), Nakayama et al.
Nakayama Toshihiko
Takei Kenji
Budd Mark O.
Citizen Watch Company Limited
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