发明名称 |
Ultrasonic transducers for on-line applications |
摘要 |
A transducer for transmitting or receiving ultrasound in on-line applications is disclosed. The transducer comprises a piezoelectric element having the shape of a parallelepiped, and a nosepiece rigidly attached to a surface of the element and adapted for contact with sheet material through which ultrasound is propagated.
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申请公布号 |
US4713572(A) |
申请公布日期 |
1987.12.15 |
申请号 |
US19860872049 |
申请日期 |
1986.06.06 |
申请人 |
ACCURAY CORPORATION |
发明人 |
BOKOWSKI, GARY A.;VAHEY, DAVID W. |
分类号 |
B06B1/06;G01G11/08;(IPC1-7):H01L41/08 |
主分类号 |
B06B1/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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