JPH01108358U - - Google Patents

Info

Publication number
JPH01108358U
JPH01108358U JP1988001216U JP121688U JPH01108358U JP H01108358 U JPH01108358 U JP H01108358U JP 1988001216 U JP1988001216 U JP 1988001216U JP 121688 U JP121688 U JP 121688U JP H01108358 U JPH01108358 U JP H01108358U
Authority
JP
Japan
Prior art keywords
cooling liquid
piezoelectric element
view
control valve
cooling
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
JP1988001216U
Other languages
English (en)
Other versions
JPH0519574Y2 (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 JP1988001216U priority Critical patent/JPH0519574Y2/ja
Publication of JPH01108358U publication Critical patent/JPH01108358U/ja
Application granted granted Critical
Publication of JPH0519574Y2 publication Critical patent/JPH0519574Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Fuel-Injection Apparatus (AREA)

Description

【図面の簡単な説明】
第1図は第4図の―線に沿つてみたユニツ
トインジエクタの側面断面図、第2図は第1図の
A部の拡大側面断面図、第3図は冷却液体流量制
御弁の別の実施例を示す図、第4図は第1図の
―線に沿つてみた側面断面図、第5図は第1図
の平面図、第6図は第1図の―線に沿つてみ
た断面図、第7図は第6図の―線に沿つてみ
た断面図、第8図はピエゾ圧電素子の伸び量と温
度との関係を示す線図である。 7……ニードル、12……プランジヤ、15…
…燃料加圧室、21……摺動孔、22……溢流弁
、23……燃料溢流室、29……ロツド、30…
…圧力制御室、32……ピエゾ圧電素子、38…
…冷却液体供給通路、43……冷却液体流量制御
弁。

Claims (1)

    【実用新案登録請求の範囲】
  1. ピエゾ圧電素子に冷却液体を供給する冷却液体
    供給通路内に温度が高くなるにつれて流路面積が
    増大する冷却液体流量制御弁を設けたピエゾ圧電
    素子の冷却制御装置。
JP1988001216U 1988-01-11 1988-01-11 Expired - Lifetime JPH0519574Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988001216U JPH0519574Y2 (ja) 1988-01-11 1988-01-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988001216U JPH0519574Y2 (ja) 1988-01-11 1988-01-11

Publications (2)

Publication Number Publication Date
JPH01108358U true JPH01108358U (ja) 1989-07-21
JPH0519574Y2 JPH0519574Y2 (ja) 1993-05-24

Family

ID=31200914

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988001216U Expired - Lifetime JPH0519574Y2 (ja) 1988-01-11 1988-01-11

Country Status (1)

Country Link
JP (1) JPH0519574Y2 (ja)

Also Published As

Publication number Publication date
JPH0519574Y2 (ja) 1993-05-24

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