ULTRASONIC OSCILLATION CIRCUIT

To provide the phenomenon that an oscillation change amount is almost constant even when driving at a frequency optimum to an ultrasonic transducer and to a tool connected with the ultrasonic transducer and when a tool length changes.SOLUTION: A commercial power source (100 V AC) is connected with a...

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1. Verfasser: ONISHI KAZUMASA
Format: Patent
Sprache:eng ; jpn
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