Ultrasonic nebulizer apparatus and method for adjusting an operation frequency and checking an operating state thereof
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United States of America Patent
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Mar 9, 2010
Grant Date -
Jul 24, 2008
app pub date -
Jan 24, 2007
filing date -
Jan 24, 2007
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention related to an ultrasonic nebulizer apparatus and a method for adjusting an operation frequency and checking an operating state of the ultrasonic nebulizer apparatus. The apparatus according to the present invention comprises a current detecting element for actively detecting an electrical current passed through it early. By detecting the current to determine a resonance frequency and whether deviated from a predetermined normal range, the nebulizer apparatus according to the present invention can check the operating state and operate at the resonance frequency for increasing efficiency and saving power.
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