JPS59177803U - Hydraulic supply control device - Google Patents

Hydraulic supply control device

Info

Publication number
JPS59177803U
JPS59177803U JP7247683U JP7247683U JPS59177803U JP S59177803 U JPS59177803 U JP S59177803U JP 7247683 U JP7247683 U JP 7247683U JP 7247683 U JP7247683 U JP 7247683U JP S59177803 U JPS59177803 U JP S59177803U
Authority
JP
Japan
Prior art keywords
control device
supply control
pump
supplied
hydraulic supply
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
JP7247683U
Other languages
Japanese (ja)
Inventor
上原　一男
庸介 小田
Original Assignee
株式会社小松製作所
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 by 株式会社小松製作所 filed Critical 株式会社小松製作所
Priority to JP7247683U priority Critical patent/JPS59177803U/en
Publication of JPS59177803U publication Critical patent/JPS59177803U/en
Pending legal-status Critical Current

Links

Landscapes

  • Servomotors (AREA)
  • Fluid-Pressure Circuits (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

図面は本考案の実施例を示す構成説明図である。 The drawings are configuration explanatory diagrams showing an embodiment of the present invention.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 小容量の第２ポンプＰ２の吐出圧油をスプール弁４２で
油圧アクチュエータ４９に供給できるようにし、大容量
の第１ポンプＰ□の吐出圧油を第１、第２主ポペット弁
７□、７２で油圧アクチュエータ４９に供給できるよう
ｉこし、前記第１、第２主ポペット弁７□、７２の開度
を第２ポンプＰ２からの供給油量によって制御できるよ
うにしたことを特徴とする油圧供給制御装置。The discharge pressure oil of the small capacity second pump P2 can be supplied to the hydraulic actuator 49 by the spool valve 42, and the discharge pressure oil of the large capacity first pump P□ can be supplied to the first and second main poppet valves 7□, 72. The oil pressure supply is characterized in that the opening degree of the first and second main poppet valves 7□, 72 can be controlled by the amount of oil supplied from the second pump P2. Control device.
JP7247683U 1983-05-17 1983-05-17 Hydraulic supply control device Pending JPS59177803U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7247683U JPS59177803U (en) 1983-05-17 1983-05-17 Hydraulic supply control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7247683U JPS59177803U (en) 1983-05-17 1983-05-17 Hydraulic supply control device

Publications (1)

Publication Number Publication Date
JPS59177803U true JPS59177803U (en) 1984-11-28

Family

ID=30202615

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7247683U Pending JPS59177803U (en) 1983-05-17 1983-05-17 Hydraulic supply control device

Country Status (1)

Country Link
JP (1) JPS59177803U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019220565A1 (en) * 2018-05-16 2019-11-21 川崎重工業株式会社 Hydraulic system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019220565A1 (en) * 2018-05-16 2019-11-21 川崎重工業株式会社 Hydraulic system

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