JPS6184754U - - Google Patents

Info

Publication number
JPS6184754U
JPS6184754U JP17051984U JP17051984U JPS6184754U JP S6184754 U JPS6184754 U JP S6184754U JP 17051984 U JP17051984 U JP 17051984U JP 17051984 U JP17051984 U JP 17051984U JP S6184754 U JPS6184754 U JP S6184754U
Authority
JP
Japan
Prior art keywords
hydraulic
flow
hydraulic oil
valve
directions
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
JP17051984U
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 JP17051984U priority Critical patent/JPS6184754U/ja
Publication of JPS6184754U publication Critical patent/JPS6184754U/ja
Pending legal-status Critical Current

Links

Landscapes

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

Description

【図面の簡単な説明】
第1図は、本考案による油圧回路を有するバツ
クホーの全体側面図、第2図は、同油圧回路、第
3図は、他実施例。 A:バツクホー、5:油圧ポンプ、9:作動油
タンク、12:油圧制御弁、13:油圧切換弁、
20:油圧アクチユエータ、26,26′:戻り
油管。

Claims (1)

    【実用新案登録請求の範囲】
  1. 油圧ポンプ5と油圧アクチユエータ間の油圧回
    路に、作動油の流れを正逆切換及び閉止可能とし
    た油圧制御弁12と、作動油の流れを二方向に分
    岐切換可能とした油圧分岐弁13を介設して、複
    数の油圧作動機器を駆動制御すべく構成したバツ
    クホーAの油圧回路において、油圧アクチユエー
    タ20の復路側に、作動油の流れを二方向に分岐
    し、かつ作動油の流れを二方向のうちのいずれか
    一方に切換可能とした油圧切換弁13を連通連結
    し、同切換弁13からの分岐した一方を、大内径
    の戻り油管26を介して直接作動油タンク9に連
    通連結し、他方を油圧分岐弁13及び油圧制御弁
    12を経由して作動油タンク9に連通連結してな
    るバツクホーの油圧回路。
JP17051984U 1984-11-09 1984-11-09 Pending JPS6184754U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17051984U JPS6184754U (ja) 1984-11-09 1984-11-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17051984U JPS6184754U (ja) 1984-11-09 1984-11-09

Publications (1)

Publication Number Publication Date
JPS6184754U true JPS6184754U (ja) 1986-06-04

Family

ID=30728226

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17051984U Pending JPS6184754U (ja) 1984-11-09 1984-11-09

Country Status (1)

Country Link
JP (1) JPS6184754U (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4929322A (ja) * 1972-07-10 1974-03-15
JPS53108601A (en) * 1977-03-04 1978-09-21 Komatsu Mfg Co Ltd Device for laying goods to be laid uder ground

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4929322A (ja) * 1972-07-10 1974-03-15
JPS53108601A (en) * 1977-03-04 1978-09-21 Komatsu Mfg Co Ltd Device for laying goods to be laid uder ground

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