JPS6186387U - - Google Patents

Info

Publication number
JPS6186387U
JPS6186387U JP17220484U JP17220484U JPS6186387U JP S6186387 U JPS6186387 U JP S6186387U JP 17220484 U JP17220484 U JP 17220484U JP 17220484 U JP17220484 U JP 17220484U JP S6186387 U JPS6186387 U JP S6186387U
Authority
JP
Japan
Prior art keywords
valve
line connecting
motor
free lock
check 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
JP17220484U
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 JP17220484U priority Critical patent/JPS6186387U/ja
Publication of JPS6186387U publication Critical patent/JPS6186387U/ja
Pending legal-status Critical Current

Links

Landscapes

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

Description

【図面の簡単な説明】
第1図は本考案の第1の実施例の油圧回路図、
第2図は同前第2の実施例の油圧回路図、第3図
は従来例の油圧回路図である。 1はモータ、3はフリーロツク弁、9,10,
17,18はパイロツト式チエツク弁、12はパ
イロツトライン、14は油圧源を示す。

Claims (1)

    【実用新案登録請求の範囲】
  1. 旋回用モータと操作弁とを接続するラインにパ
    イロツト式チエツク弁を設け、該チエツク弁と油
    圧源とをフリーロツク弁を介して接続し、フリー
    ロツク弁の切換により前記モータと操作弁を接続
    するラインを開放状態にし得る様構成した建設機
    械の旋回制御油圧回路。
JP17220484U 1984-11-13 1984-11-13 Pending JPS6186387U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17220484U JPS6186387U (ja) 1984-11-13 1984-11-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17220484U JPS6186387U (ja) 1984-11-13 1984-11-13

Publications (1)

Publication Number Publication Date
JPS6186387U true JPS6186387U (ja) 1986-06-06

Family

ID=30729879

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17220484U Pending JPS6186387U (ja) 1984-11-13 1984-11-13

Country Status (1)

Country Link
JP (1) JPS6186387U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004088144A1 (ja) * 2003-03-31 2004-10-14 Hitachi Construction Machinery Co., Ltd. 作業用車両の油圧駆動装置
KR20160133696A (ko) * 2015-05-13 2016-11-23 두산인프라코어 주식회사 변속 시스템

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004088144A1 (ja) * 2003-03-31 2004-10-14 Hitachi Construction Machinery Co., Ltd. 作業用車両の油圧駆動装置
KR20160133696A (ko) * 2015-05-13 2016-11-23 두산인프라코어 주식회사 변속 시스템

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