JPH0728945Y2 - 超音波振動子およびモータ駆動回路 - Google Patents

超音波振動子およびモータ駆動回路

Info

Publication number
JPH0728945Y2
JPH0728945Y2 JP1989035278U JP3527889U JPH0728945Y2 JP H0728945 Y2 JPH0728945 Y2 JP H0728945Y2 JP 1989035278 U JP1989035278 U JP 1989035278U JP 3527889 U JP3527889 U JP 3527889U JP H0728945 Y2 JPH0728945 Y2 JP H0728945Y2
Authority
JP
Japan
Prior art keywords
drive
circuit
transistor
ultrasonic transducer
series
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.)
Expired - Lifetime
Application number
JP1989035278U
Other languages
English (en)
Japanese (ja)
Other versions
JPH02125801U (US08080257-20111220-C00005.png
Inventor
杏一 前田
Original Assignee
株式会社精工舎
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 株式会社精工舎 filed Critical 株式会社精工舎
Priority to JP1989035278U priority Critical patent/JPH0728945Y2/ja
Publication of JPH02125801U publication Critical patent/JPH02125801U/ja
Application granted granted Critical
Publication of JPH0728945Y2 publication Critical patent/JPH0728945Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Control Of Direct Current Motors (AREA)
JP1989035278U 1989-03-28 1989-03-28 超音波振動子およびモータ駆動回路 Expired - Lifetime JPH0728945Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989035278U JPH0728945Y2 (ja) 1989-03-28 1989-03-28 超音波振動子およびモータ駆動回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989035278U JPH0728945Y2 (ja) 1989-03-28 1989-03-28 超音波振動子およびモータ駆動回路

Publications (2)

Publication Number Publication Date
JPH02125801U JPH02125801U (US08080257-20111220-C00005.png) 1990-10-17
JPH0728945Y2 true JPH0728945Y2 (ja) 1995-07-05

Family

ID=31540488

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989035278U Expired - Lifetime JPH0728945Y2 (ja) 1989-03-28 1989-03-28 超音波振動子およびモータ駆動回路

Country Status (1)

Country Link
JP (1) JPH0728945Y2 (US08080257-20111220-C00005.png)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6155983U (US08080257-20111220-C00005.png) * 1984-09-13 1986-04-15
JPH0828939B2 (ja) * 1985-02-26 1996-03-21 株式会社精工舎 昇圧駆動装置

Also Published As

Publication number Publication date
JPH02125801U (US08080257-20111220-C00005.png) 1990-10-17

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term