JPH0318260U - - Google Patents

Info

Publication number
JPH0318260U
JPH0318260U JP7837889U JP7837889U JPH0318260U JP H0318260 U JPH0318260 U JP H0318260U JP 7837889 U JP7837889 U JP 7837889U JP 7837889 U JP7837889 U JP 7837889U JP H0318260 U JPH0318260 U JP H0318260U
Authority
JP
Japan
Prior art keywords
valve
pilot
port
steering
pilot valve
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
JP7837889U
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 JP7837889U priority Critical patent/JPH0318260U/ja
Publication of JPH0318260U publication Critical patent/JPH0318260U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)

Description

【図面の簡単な説明】
第１図は本考案の油圧回路図、第２図は従来の
一般的な油圧回路図である。 １……直進用パイロツトバルブ、２，３……左
右操向用パイロツトバルブ、４，５……左右走行
用主コントロールバルブ、６，７……油圧ポンプ
、８……タンク、９……パイロツト油圧源。

Claims (1)

    【実用新案登録請求の範囲】
  1. 左右操向用パイロツトバルブによつて左右走行
    用主コントロールバルブの作動方向を切り換える
    ようにした操向制御回路において、前記左右操向
    用パイロツトバルブと並列に直進用パイロツトバ
    ルブを設け、該直進用パイロツトバルブの前進用
    ポートは前記主コントロールバルブの前進側パイ
    ロツトポートに、後進用ポートは同じく後進側パ
    イロツトポートにそれぞれ接続してなることを特
    徴とする建設機械の操向制御回路。
JP7837889U 1989-07-04 1989-07-04 Pending JPH0318260U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7837889U JPH0318260U (ja) 1989-07-04 1989-07-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7837889U JPH0318260U (ja) 1989-07-04 1989-07-04

Publications (1)

Publication Number Publication Date
JPH0318260U true JPH0318260U (ja) 1991-02-22

Family

ID=31621604

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7837889U Pending JPH0318260U (ja) 1989-07-04 1989-07-04

Country Status (1)

Country Link
JP (1) JPH0318260U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101397448B1 (ko) * 2013-03-19 2014-05-20 국방과학연구소 무선 격발 시스템 및 그 방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101397448B1 (ko) * 2013-03-19 2014-05-20 국방과학연구소 무선 격발 시스템 및 그 방법

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