H - Electricity – 04 – R
Patent
H - Electricity
04
R
349/66
H04R 17/00 (2006.01) G10K 9/122 (2006.01) G10K 9/22 (2006.01) G10K 11/02 (2006.01) H04R 17/10 (2006.01)
Patent
CA 1199719
Abstract of the Disclosure An ultrasonic transducer comprises a laminated structure piezo- electric element (1) to which a center shaft (2) of a diaphragm (3) is connected, a housing (7) mounted integral with a horn (11), a buffer member (10) disposed between said housing (7) and said diaphragm (3) for holding said diaphragm (3) for vibration therein; thereby steep rise and fall characteristics of a produced ultrasonic wave with sharp directivity can be attained.
411883
Ise Yukihiko
Takayama Ryoichi
Tokushima Akira
Ueshiba Nozomu
Borden Ladner Gervais Llp
Matsushita Electric Industrial Co. Ltd.
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