| 发明名称 |
Method for measuring part thickness having an external coating using impedance matching delay lines |
| 摘要 |
An ultrasonic transducer for measuring a part with a coating having at least one acoustic transducer, and a buffer delay line having an impedance matched to an impedance of the coating.
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| 申请公布号 |
US7194907(B2) |
申请公布日期 |
2007.03.27 |
| 申请号 |
US20030461382 |
申请日期 |
2003.06.16 |
| 申请人 |
R/D TECH INSTRUMENTS INC. |
发明人 |
ABBATE AGOSTINO;DEANGELO PAUL JOSEPH;LABRECK STEVEN ABE |
| 分类号 |
G01N29/07;G01B17/02;G01N29/02 |
主分类号 |
G01N29/07 |
| 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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