JPS6412905U - - Google Patents

Info

Publication number
JPS6412905U
JPS6412905U JP10416087U JP10416087U JPS6412905U JP S6412905 U JPS6412905 U JP S6412905U JP 10416087 U JP10416087 U JP 10416087U JP 10416087 U JP10416087 U JP 10416087U JP S6412905 U JPS6412905 U JP S6412905U
Authority
JP
Japan
Prior art keywords
check valve
cylinder
operated check
valve
control device
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
JP10416087U
Other languages
English (en)
Other versions
JPH073043Y2 (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 JP10416087U priority Critical patent/JPH073043Y2/ja
Publication of JPS6412905U publication Critical patent/JPS6412905U/ja
Priority to US07/499,031 priority patent/US5048395A/en
Application granted granted Critical
Publication of JPH073043Y2 publication Critical patent/JPH073043Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Forklifts And Lifting Vehicles (AREA)
  • Fluid-Pressure Circuits (AREA)

Description

【図面の簡単な説明】
図面第1,2図はこの考案の実施例を示すもの
で、第1図は断面図、第2図は回路図、第3図は
従来装置の断面図である。 1……スプール弁、2……シリンダポート、S
……アクチユエータとしてのリフトシリンダ、1
4……オペレートチエツク弁、14a……ポペツ
ト、18……オリフイス、22……電磁オン・オ
フ弁。

Claims (1)

    【実用新案登録請求の範囲】
  1. スプール弁のシリンダポート側に、シリンダへ
    の流通のみを許容するオペレートチエツク弁を設
    けてなる制御装置において、オペレートチエツク
    弁のポペツトに、このオペレートチエツク弁のパ
    イロツト室に連通するオリフイスを形成するとと
    もに、このパイロツト室を、電磁オン・オフ弁を
    介して戻り通路を連通したシリンダの下降動作防
    止機能を備えた制御装置。
JP10416087U 1987-07-07 1987-07-07 シリンダの下降動作防止機能を備えた制御装置 Expired - Lifetime JPH073043Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP10416087U JPH073043Y2 (ja) 1987-07-07 1987-07-07 シリンダの下降動作防止機能を備えた制御装置
US07/499,031 US5048395A (en) 1987-07-07 1990-03-26 Control device for cylinder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10416087U JPH073043Y2 (ja) 1987-07-07 1987-07-07 シリンダの下降動作防止機能を備えた制御装置

Publications (2)

Publication Number Publication Date
JPS6412905U true JPS6412905U (ja) 1989-01-24
JPH073043Y2 JPH073043Y2 (ja) 1995-01-30

Family

ID=31335630

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10416087U Expired - Lifetime JPH073043Y2 (ja) 1987-07-07 1987-07-07 シリンダの下降動作防止機能を備えた制御装置

Country Status (1)

Country Link
JP (1) JPH073043Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009079661A (ja) * 2007-09-26 2009-04-16 Daikin Ind Ltd 液圧装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60019500T2 (de) 1999-07-23 2006-02-23 Kabushiki Kaisha Toyota Jidoshokki, Kariya Steuervorrichtung für Zylinder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009079661A (ja) * 2007-09-26 2009-04-16 Daikin Ind Ltd 液圧装置

Also Published As

Publication number Publication date
JPH073043Y2 (ja) 1995-01-30

Similar Documents

Publication Publication Date Title
JPS6412905U (ja)
JPH0196502U (ja)
JPS6262077U (ja)
JPH0167303U (ja)
JPS6244106U (ja)
JPH0191103U (ja)
JPH0411177U (ja)
JPH0314381U (ja)
JPH0273212U (ja)
JPH0442901U (ja)
JPS63157579U (ja)
JPH0314384U (ja)
JPH0322180U (ja)
JPS61186805U (ja)
JPS63195105U (ja)
JPS62194201U (ja)
JPS6281215U (ja)
JPS6351903U (ja)
JPH0317482U (ja)
JPS61152213U (ja)
JPS6375602U (ja)
JPH048109U (ja)
JPS6412906U (ja)
JPH0214477U (ja)
JPH01165302U (ja)