JPS5220745A - Oscillator for ultrasonic wave vibrator - Google Patents

Oscillator for ultrasonic wave vibrator

Info

Publication number
JPS5220745A
JPS5220745A JP8987175A JP8987175A JPS5220745A JP S5220745 A JPS5220745 A JP S5220745A JP 8987175 A JP8987175 A JP 8987175A JP 8987175 A JP8987175 A JP 8987175A JP S5220745 A JPS5220745 A JP S5220745A
Authority
JP
Japan
Prior art keywords
ultrasonic wave
oscillator
wave vibrator
vibrator
ultrasonic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP8987175A
Other languages
Japanese (ja)
Inventor
Jun Iguchi
Hiroyuki Nishitani
Shuzo Nakayama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP8987175A priority Critical patent/JPS5220745A/en
Publication of JPS5220745A publication Critical patent/JPS5220745A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
    • H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device

Landscapes

  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Oscillators With Electromechanical Resonators (AREA)

Abstract

PURPOSE:Development of a high efficiency ultrasonic wave oscillator applicable to the ultrasonic humidifier.
JP8987175A 1975-07-22 1975-07-22 Oscillator for ultrasonic wave vibrator Pending JPS5220745A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8987175A JPS5220745A (en) 1975-07-22 1975-07-22 Oscillator for ultrasonic wave vibrator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8987175A JPS5220745A (en) 1975-07-22 1975-07-22 Oscillator for ultrasonic wave vibrator

Publications (1)

Publication Number Publication Date
JPS5220745A true JPS5220745A (en) 1977-02-16

Family

ID=13982822

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8987175A Pending JPS5220745A (en) 1975-07-22 1975-07-22 Oscillator for ultrasonic wave vibrator

Country Status (1)

Country Link
JP (1) JPS5220745A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104283545A (en) * 2013-07-04 2015-01-14 珠海格力电器股份有限公司 Ultrasonic amplitude control circuit device and ultrasonic humidifier

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4945438B1 (en) * 1969-02-12 1974-12-04

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4945438B1 (en) * 1969-02-12 1974-12-04

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104283545A (en) * 2013-07-04 2015-01-14 珠海格力电器股份有限公司 Ultrasonic amplitude control circuit device and ultrasonic humidifier

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