JPS61146603U - - Google Patents

Info

Publication number
JPS61146603U
JPS61146603U JP2916385U JP2916385U JPS61146603U JP S61146603 U JPS61146603 U JP S61146603U JP 2916385 U JP2916385 U JP 2916385U JP 2916385 U JP2916385 U JP 2916385U JP S61146603 U JPS61146603 U JP S61146603U
Authority
JP
Japan
Prior art keywords
hydraulic pump
flow rate
pilot
variable displacement
regulator
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.)
Pending
Application number
JP2916385U
Other languages
English (en)
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 JP2916385U priority Critical patent/JPS61146603U/ja
Publication of JPS61146603U publication Critical patent/JPS61146603U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例に係る油圧ポンプの流
量制御油圧回路の系統図、第2図は第1図に示す
レギユレータに加わるパイロツト圧の特性図、第
3図は従来の油圧ポンプの流量制御油圧回路の系
統図、第4図は斜板の傾転角の特性図、第5図は
第3図に示すレギユレータに加わるパイロツト圧
の特性図である。 1…可変容量油圧ポンプ、1a…斜板、2,3
,4…制御弁、6a〜8b,13…パイロツト回
路、9a〜10b,11…シヤトル弁、12…レ
ギユレータ、15a,15b…流量調整弁。

Claims (1)

    【実用新案登録請求の範囲】
  1. 可変容量油圧ポンプと、この可変容量油圧ポン
    プにより駆動されるアクチユエータの駆動を制御
    するパイロツト操作制御弁と、前記可変容量油圧
    ポンプの流量を前記パイロツト操作制御弁へのパ
    イロツト圧に応じて制御するレギユレータとを備
    えた油圧回路において、前記レギユレータにパイ
    ロツト圧を導くパイロツト回路に流量調整弁を設
    けたことを特徴とする油圧ポンプの流量制御油圧
    回路。
JP2916385U 1985-03-02 1985-03-02 Pending JPS61146603U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2916385U JPS61146603U (ja) 1985-03-02 1985-03-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2916385U JPS61146603U (ja) 1985-03-02 1985-03-02

Publications (1)

Publication Number Publication Date
JPS61146603U true JPS61146603U (ja) 1986-09-10

Family

ID=30527723

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2916385U Pending JPS61146603U (ja) 1985-03-02 1985-03-02

Country Status (1)

Country Link
JP (1) JPS61146603U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014190136A (ja) * 2013-03-28 2014-10-06 Hitachi Constr Mach Co Ltd 建設機械のポンプ制御装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014190136A (ja) * 2013-03-28 2014-10-06 Hitachi Constr Mach Co Ltd 建設機械のポンプ制御装置

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