Oscillators – Solid state active element oscillator – Transistors
Patent
1979-07-30
1982-03-02
Grimm, Siegfried H.
Oscillators
Solid state active element oscillator
Transistors
310317, 331116R, 331117R, H03B 536, H03L 502
Patent
active
043180620
ABSTRACT:
Voltage or current or power supplied to the piezo-electric vibrator of an ultrasonic nebulizer is sensed and used as negative feedback to stabilize oscillation in the oscillator driving circuit.
REFERENCES:
patent: 3596206 (1971-07-01), Loria et al.
patent: 3815048 (1974-06-01), Hamlet
patent: 3989042 (1976-11-01), Mitsui et al.
patent: 4044297 (1977-08-01), Nobue et al.
Mitsui Sadao
Takahashi Minoru
Watanabe Keiichi
Grimm Siegfried H.
TDK Electronics Co. Ltd.
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