JPH01174684U - - Google Patents

Info

Publication number
JPH01174684U
JPH01174684U JP7164588U JP7164588U JPH01174684U JP H01174684 U JPH01174684 U JP H01174684U JP 7164588 U JP7164588 U JP 7164588U JP 7164588 U JP7164588 U JP 7164588U JP H01174684 U JPH01174684 U JP H01174684U
Authority
JP
Japan
Prior art keywords
pilot
passage
valve
internal
port
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
JP7164588U
Other languages
English (en)
Other versions
JPH0432538Y2 (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 JP7164588U priority Critical patent/JPH0432538Y2/ja
Publication of JPH01174684U publication Critical patent/JPH01174684U/ja
Application granted granted Critical
Publication of JPH0432538Y2 publication Critical patent/JPH0432538Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Fluid-Driven Valves (AREA)

Description

【図面の簡単な説明】
第1図及び第2図は本考案の実施例の要部を示
す縦断面図、第3図は公知のパイロツト形方向切
換弁の要部縦断正面図である。 1……主弁、3……パイロツト弁、5……パイ
ロツト入力ポート、10a,10b……弁体、1
6……内部パイロツト通路、24……チエツクボ
ール、25……ボール押え、P……供給ポート、
A,B……出力ポート、R……排出ポート。

Claims (1)

  1. 【実用新案登録請求の範囲】 圧力流体の供給ポート、出力ポート及び排出ポ
    ート、並びにこれらのポート間の連通を切換える
    弁体を有する主弁と、該主弁に上記弁体を駆動す
    るためのパイロツト流体を給排するパイロツト弁
    よりなり、上記主弁が、パイロツト弁に外部から
    パイロツト流体を供給するためのパイロツト入力
    ポートと、上記供給ポートの圧力流体を供給する
    ための内部パイロツト通路とを備えているパイロ
    ツト形方向切換弁において、 上記内部パイロツト通路に、該通路を流れる流
    体により移動するチエツクボールと、内部パイロ
    ツト通路への取付姿勢の変更により上記チエツク
    ボールを移動可能位置と内部パイロツト通路の閉
    鎖位置とに切換えるボール押えとを設けた、 ことを特徴とするパイロツト形方向切換弁。
JP7164588U 1988-05-30 1988-05-30 Expired JPH0432538Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7164588U JPH0432538Y2 (ja) 1988-05-30 1988-05-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7164588U JPH0432538Y2 (ja) 1988-05-30 1988-05-30

Publications (2)

Publication Number Publication Date
JPH01174684U true JPH01174684U (ja) 1989-12-12
JPH0432538Y2 JPH0432538Y2 (ja) 1992-08-05

Family

ID=31296848

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7164588U Expired JPH0432538Y2 (ja) 1988-05-30 1988-05-30

Country Status (1)

Country Link
JP (1) JPH0432538Y2 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0846873A2 (en) 1996-12-05 1998-06-10 Smc Corporation Pilot operated change-over valve
US5964244A (en) * 1997-10-20 1999-10-12 Smc Corporation Pilot-operated directional control valve
US5996609A (en) * 1997-10-20 1999-12-07 Smc Corporation Pilot-operated directional control valve
WO2002050421A1 (fr) * 2000-12-06 2002-06-27 Yanmar Co., Ltd. Soupape a trois voies destine a une pompe a injection de carburant du type a distribution par accumulateur

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0846873A2 (en) 1996-12-05 1998-06-10 Smc Corporation Pilot operated change-over valve
US5964244A (en) * 1997-10-20 1999-10-12 Smc Corporation Pilot-operated directional control valve
US5996609A (en) * 1997-10-20 1999-12-07 Smc Corporation Pilot-operated directional control valve
WO2002050421A1 (fr) * 2000-12-06 2002-06-27 Yanmar Co., Ltd. Soupape a trois voies destine a une pompe a injection de carburant du type a distribution par accumulateur

Also Published As

Publication number Publication date
JPH0432538Y2 (ja) 1992-08-05

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