JPH0240175U - - Google Patents

Info

Publication number
JPH0240175U
JPH0240175U JP1988118685U JP11868588U JPH0240175U JP H0240175 U JPH0240175 U JP H0240175U JP 1988118685 U JP1988118685 U JP 1988118685U JP 11868588 U JP11868588 U JP 11868588U JP H0240175 U JPH0240175 U JP H0240175U
Authority
JP
Japan
Prior art keywords
piezoelectric actuator
inrush current
current limiting
piezoelectric
limiting element
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
Application number
JP1988118685U
Other languages
English (en)
Other versions
JPH0740782Y2 (ja
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 filed Critical
Priority to JP1988118685U priority Critical patent/JPH0740782Y2/ja
Publication of JPH0240175U publication Critical patent/JPH0240175U/ja
Application granted granted Critical
Publication of JPH0740782Y2 publication Critical patent/JPH0740782Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Electrically Driven Valve-Operating Means (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例を示す縦断面図、第
２図は圧電アクチユエータの駆動回路の一例を示
す構成図、第３図は圧電アクチユエータの駆動回
路の他の例を示す構成図である。 ８，９……弁座、１０……圧電アクチユエータ
、１１……弁体、１６……制御装置、１８……電
源、Ｒ１……突入電流制限抵抗、Ｒ２……放電抵
抗、Ｌ……突入電流制限コイル、Ｄ……ダイオー
ド。

Claims (1)

  1. 【実用新案登録請求の範囲】 電圧の印加により撓みを生じる圧電アクチユエ
    ータを備え、該圧電アクチユエータにより弁体を
    駆動して弁座を開閉させるようにしたものにおい
    て、 上記圧電アクチユエータと電源との間に、該圧
    電アクチユエータの突入電流を制限する突入電流
    制限素子と、圧電アクチユエータの放電回路を構
    成する放電抵抗と、圧電アクチユエータの放電時
    に上記突入電流制限素子を短絡するダイオードと
    を備えた制御装置を接続してなる、 ことを特徴とする圧電バルブ。
JP1988118685U 1988-09-09 1988-09-09 圧電バルブ Expired - Lifetime JPH0740782Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988118685U JPH0740782Y2 (ja) 1988-09-09 1988-09-09 圧電バルブ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988118685U JPH0740782Y2 (ja) 1988-09-09 1988-09-09 圧電バルブ

Publications (2)

Publication Number Publication Date
JPH0240175U true JPH0240175U (ja) 1990-03-19
JPH0740782Y2 JPH0740782Y2 (ja) 1995-09-20

Family

ID=31363243

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988118685U Expired - Lifetime JPH0740782Y2 (ja) 1988-09-09 1988-09-09 圧電バルブ

Country Status (1)

Country Link
JP (1) JPH0740782Y2 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101155116B1 (ko) * 2009-12-11 2012-06-11 인지컨트롤스 주식회사 피에조밸브
KR101154497B1 (ko) * 2012-04-12 2012-06-13 인지컨트롤스 주식회사 피에조밸브
KR101154496B1 (ko) * 2009-12-11 2012-06-13 인지컨트롤스 주식회사 피에조밸브

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1504276B1 (en) 2002-05-03 2012-08-08 Donnelly Corporation Object detection system for vehicle
US7526103B2 (en) 2004-04-15 2009-04-28 Donnelly Corporation Imaging system for vehicle

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5699927A (en) * 1980-01-16 1981-08-11 Fujitsu Ltd Rush current preventing circuit
JPS57132731A (en) * 1981-02-04 1982-08-17 Mitsubishi Electric Corp Dc power source device
JPS6396377A (ja) * 1986-10-14 1988-04-27 Hitachi Metals Ltd 圧電弁駆動回路

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5699927A (en) * 1980-01-16 1981-08-11 Fujitsu Ltd Rush current preventing circuit
JPS57132731A (en) * 1981-02-04 1982-08-17 Mitsubishi Electric Corp Dc power source device
JPS6396377A (ja) * 1986-10-14 1988-04-27 Hitachi Metals Ltd 圧電弁駆動回路

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101155116B1 (ko) * 2009-12-11 2012-06-11 인지컨트롤스 주식회사 피에조밸브
KR101154496B1 (ko) * 2009-12-11 2012-06-13 인지컨트롤스 주식회사 피에조밸브
KR101154497B1 (ko) * 2012-04-12 2012-06-13 인지컨트롤스 주식회사 피에조밸브

Also Published As

Publication number Publication date
JPH0740782Y2 (ja) 1995-09-20

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