JPH01176202U - - Google Patents

Info

Publication number
JPH01176202U
JPH01176202U JP1988073894U JP7389488U JPH01176202U JP H01176202 U JPH01176202 U JP H01176202U JP 1988073894 U JP1988073894 U JP 1988073894U JP 7389488 U JP7389488 U JP 7389488U JP H01176202 U JPH01176202 U JP H01176202U
Authority
JP
Japan
Prior art keywords
check valve
pilot
valve
main check
main
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
JP1988073894U
Other languages
English (en)
Other versions
JPH0740085Y2 (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 JP1988073894U priority Critical patent/JPH0740085Y2/ja
Priority to KR1019890007641A priority patent/KR960006359B1/ko
Publication of JPH01176202U publication Critical patent/JPH01176202U/ja
Application granted granted Critical
Publication of JPH0740085Y2 publication Critical patent/JPH0740085Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Check Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
  • Fluid-Driven Valves (AREA)

Description

【図面の簡単な説明】
第１図は、本考案のスローリタン機能を付加し
たパイロツトチエツク弁の実施例を示す断面図で
ある。 １２……ピストン、１３……パイロツトポペツ
ト弁、１４……メインチエツク弁のスプリング室
、１５……メインチエツク弁、１６……シリンダ
ポート、１７……オリフイス、１８……チエツク
弁、２１……取り出し穴、２２……部材、２３…
…調整ネジ、２４……突起部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 解除信号により作動するパイロツト弁と、該パ
    イロツト弁の作動により機能が解除されるメイン
    チエツク弁とを有するパイロツトチエツク弁にお
    いて、前記メインチエツク弁のスプリング室より
    前記パイロツト弁へ通じる油路が、前記メインチ
    エツク弁のストロークにより閉止されるように構
    成し、自由流れでは前記メインチエツク弁が最大
    リフトし、逆流れでは前記メインチエツク弁のス
    トロークを規制し、流量規制をするためのスロー
    リタン機能を付加したパイロツトチエツク弁。
JP1988073894U 1988-06-03 1988-06-03 スローリタン機能を付加したパイロットチェック弁 Expired - Lifetime JPH0740085Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1988073894U JPH0740085Y2 (ja) 1988-06-03 1988-06-03 スローリタン機能を付加したパイロットチェック弁
KR1019890007641A KR960006359B1 (ko) 1988-06-03 1989-06-03 저속복귀 기능을 부가한 파일럿 첵밸브

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988073894U JPH0740085Y2 (ja) 1988-06-03 1988-06-03 スローリタン機能を付加したパイロットチェック弁

Publications (2)

Publication Number Publication Date
JPH01176202U true JPH01176202U (ja) 1989-12-15
JPH0740085Y2 JPH0740085Y2 (ja) 1995-09-13

Family

ID=13531367

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988073894U Expired - Lifetime JPH0740085Y2 (ja) 1988-06-03 1988-06-03 スローリタン機能を付加したパイロットチェック弁

Country Status (2)

Country Link
JP (1) JPH0740085Y2 (ja)
KR (1) KR960006359B1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05126279A (ja) * 1991-10-30 1993-05-21 Kayaba Ind Co Ltd 制御弁装置
JP2000074237A (ja) * 1998-08-28 2000-03-14 Toyota Autom Loom Works Ltd ロジック弁及び産業車両の油圧制御装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05126279A (ja) * 1991-10-30 1993-05-21 Kayaba Ind Co Ltd 制御弁装置
JP2000074237A (ja) * 1998-08-28 2000-03-14 Toyota Autom Loom Works Ltd ロジック弁及び産業車両の油圧制御装置

Also Published As

Publication number Publication date
KR900000604A (ko) 1990-01-30
JPH0740085Y2 (ja) 1995-09-13
KR960006359B1 (ko) 1996-05-15

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