发明名称 |
Ultrasonic washing apparatus |
摘要 |
A sensor chamber is formed a side portion of a liquid supply inlet of a housing, a sound pressure sensor is mounted in the sensor chamber, ultrasonic waves from an ultrasonic vibrator provided in the housing are detected by the sound pressure sensor, and a defect of the ultrasonic vibrator is detected when the output of the sound pressure sensor becomes less than a predetermined value.
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申请公布号 |
US6189547(B1) |
申请公布日期 |
2001.02.20 |
申请号 |
US19990329396 |
申请日期 |
1999.06.10 |
申请人 |
HONDA ELECTRONICS CO., LTD. |
发明人 |
MIYAMOTO TOSHIAKI;SANO SHUICH |
分类号 |
H01L21/00;(IPC1-7):B08B3/10 |
主分类号 |
H01L21/00 |
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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