JPS63132104U - - Google Patents

Info

Publication number
JPS63132104U
JPS63132104U JP2398187U JP2398187U JPS63132104U JP S63132104 U JPS63132104 U JP S63132104U JP 2398187 U JP2398187 U JP 2398187U JP 2398187 U JP2398187 U JP 2398187U JP S63132104 U JPS63132104 U JP S63132104U
Authority
JP
Japan
Prior art keywords
hydraulic
circuit
accumulator
actuator
leakage
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
JP2398187U
Other languages
Japanese (ja)
Other versions
JPH0435609Y2 (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 JP2398187U priority Critical patent/JPH0435609Y2/ja
Publication of JPS63132104U publication Critical patent/JPS63132104U/ja
Application granted granted Critical
Publication of JPH0435609Y2 publication Critical patent/JPH0435609Y2/ja
Expired legal-status Critical Current

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  • Fluid-Pressure Circuits (AREA)

Description

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

第１図は本考案の実施例を示す回路図、第２図
は従来例の回路図である。 １……油圧ポンプ、３Ａ，３Ｂ……管路、１０
……油圧アクチユエータ、１１……アキユムレー
タ、１２Ａ，１２Ｂ……リーク回路、１４……フ
イルタ。 FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a circuit diagram of a conventional example. 1...Hydraulic pump, 3A, 3B...Pipe line, 10
... Hydraulic actuator, 11 ... Accumulator, 12A, 12B ... Leak circuit, 14 ... Filter.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 油圧ポンプと油圧アクチユエータとを接続する
メイン閉回路を構成し、この閉回路にチエツクバ
ルブを介してアキユムレータからの加圧作動油を
補充するようにした油圧駆動回路において、前記
アキユムレータに対して油圧ポンプ、アクチユエ
ータからのリーク作動油を導く回路を設け、この
リーク回路とアキユムレータとの間にフイルタを
介装したことを特徴とする油圧駆動回路。 In a hydraulic drive circuit that constitutes a main closed circuit that connects a hydraulic pump and a hydraulic actuator, and this closed circuit is replenished with pressurized hydraulic oil from an accumulator via a check valve, the hydraulic pump is connected to the accumulator. A hydraulic drive circuit, characterized in that a circuit is provided for guiding leakage hydraulic oil from an actuator, and a filter is interposed between the leakage circuit and an accumulator.
JP2398187U 1987-02-20 1987-02-20 Expired JPH0435609Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2398187U JPH0435609Y2 (en) 1987-02-20 1987-02-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2398187U JPH0435609Y2 (en) 1987-02-20 1987-02-20

Publications (2)

Publication Number Publication Date
JPS63132104U true JPS63132104U (en) 1988-08-30
JPH0435609Y2 JPH0435609Y2 (en) 1992-08-24

Family

ID=30822792

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2398187U Expired JPH0435609Y2 (en) 1987-02-20 1987-02-20

Country Status (1)

Country Link
JP (1) JPH0435609Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0248604U (en) * 1988-09-29 1990-04-04

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0248604U (en) * 1988-09-29 1990-04-04

Also Published As

Publication number Publication date
JPH0435609Y2 (en) 1992-08-24

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