JPS54145031A - Ultrasonic liquid atomizer - Google Patents
Ultrasonic liquid atomizerInfo
- Publication number
- JPS54145031A JPS54145031A JP5333878A JP5333878A JPS54145031A JP S54145031 A JPS54145031 A JP S54145031A JP 5333878 A JP5333878 A JP 5333878A JP 5333878 A JP5333878 A JP 5333878A JP S54145031 A JPS54145031 A JP S54145031A
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- transistor
- ultrasonic vibrator
- resistance
- driving
- 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.)
- Granted
Links
Landscapes
- Pressure-Spray And Ultrasonic-Wave- Spray Burners (AREA)
- Air Humidification (AREA)
- Special Spraying Apparatus (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Abstract
PURPOSE: To atomize liquid by comparing a pulsating voltage rectified from commercial power with an output voltage of a voltage comparator, switching a driving circuit of an ultrasonic vibrator by means of the power frequency and then by keeping the mean driving current of the vibrator.
CONSTITUTION: As an ultrasonic vibrator 52 is activated by an oscillating circuit 57, a dc voltage in proportion to the driving current is produced on both ends of a resistance 40. As this end voltage rises, a collector current flows in a transistor 39 and raises the end voltage of a resistance 36. Since both ends of a resistance 27 are added with a pulsating voltage by means of a voltage comparator 58, the breaking time of a transistor 30 is reduced as the end voltage of the transistor 36 rises and accordingly the breaking time of a transistor 46 is reduced and further reduces the driving time of the ultrasonic vibrator 52 by means of the oscillating circuit. As a result, the ultrasonic vibrator is stable at the mean level of the driving current.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5333878A JPS5913264B2 (en) | 1978-05-04 | 1978-05-04 | Ultrasonic liquid atomizer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5333878A JPS5913264B2 (en) | 1978-05-04 | 1978-05-04 | Ultrasonic liquid atomizer |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS54145031A true JPS54145031A (en) | 1979-11-12 |
JPS5913264B2 JPS5913264B2 (en) | 1984-03-28 |
Family
ID=12939959
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5333878A Expired JPS5913264B2 (en) | 1978-05-04 | 1978-05-04 | Ultrasonic liquid atomizer |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5913264B2 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59125311A (en) * | 1983-01-06 | 1984-07-19 | Ngk Spark Plug Co Ltd | Vibration atomizing device |
US4641053A (en) * | 1984-08-14 | 1987-02-03 | Matsushita Seiko Co., Ltd. | Ultrasonic liquid atomizer with an improved soft start circuit |
CN103084295A (en) * | 2011-11-04 | 2013-05-08 | 周霆 | Driving method and driving circuit of ultrasonic atomizer transduction piece |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3413959B1 (en) * | 2016-02-08 | 2020-06-17 | Koninklijke Philips N.V. | An aerosol generator |
-
1978
- 1978-05-04 JP JP5333878A patent/JPS5913264B2/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59125311A (en) * | 1983-01-06 | 1984-07-19 | Ngk Spark Plug Co Ltd | Vibration atomizing device |
JPH0327810B2 (en) * | 1983-01-06 | 1991-04-17 | Ngk Spark Plug Co | |
US4641053A (en) * | 1984-08-14 | 1987-02-03 | Matsushita Seiko Co., Ltd. | Ultrasonic liquid atomizer with an improved soft start circuit |
CN103084295A (en) * | 2011-11-04 | 2013-05-08 | 周霆 | Driving method and driving circuit of ultrasonic atomizer transduction piece |
Also Published As
Publication number | Publication date |
---|---|
JPS5913264B2 (en) | 1984-03-28 |
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