JP3963317B2 - 油圧ショベルの付属作業具油圧回路の単動―複動回路セレクタバルブの設置構造 - Google Patents

油圧ショベルの付属作業具油圧回路の単動―複動回路セレクタバルブの設置構造 Download PDF

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Publication number
JP3963317B2
JP3963317B2 JP2002280024A JP2002280024A JP3963317B2 JP 3963317 B2 JP3963317 B2 JP 3963317B2 JP 2002280024 A JP2002280024 A JP 2002280024A JP 2002280024 A JP2002280024 A JP 2002280024A JP 3963317 B2 JP3963317 B2 JP 3963317B2
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JP
Japan
Prior art keywords
acting
double
selector valve
hydraulic
attached
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.)
Expired - Fee Related
Application number
JP2002280024A
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English (en)
Japanese (ja)
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JP2004116103A (ja
Inventor
宗義 池田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Komatsu Ltd
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Komatsu Ltd
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 Komatsu Ltd filed Critical Komatsu Ltd
Priority to JP2002280024A priority Critical patent/JP3963317B2/ja
Priority to CNB031580513A priority patent/CN1233905C/zh
Priority to KR1020030064887A priority patent/KR100977240B1/ko
Publication of JP2004116103A publication Critical patent/JP2004116103A/ja
Application granted granted Critical
Publication of JP3963317B2 publication Critical patent/JP3963317B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
    • E02F9/0875—Arrangement of valve arrangements on superstructures

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Superstructure Of Vehicle (AREA)
JP2002280024A 2002-09-25 2002-09-25 油圧ショベルの付属作業具油圧回路の単動―複動回路セレクタバルブの設置構造 Expired - Fee Related JP3963317B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2002280024A JP3963317B2 (ja) 2002-09-25 2002-09-25 油圧ショベルの付属作業具油圧回路の単動―複動回路セレクタバルブの設置構造
CNB031580513A CN1233905C (zh) 2002-09-25 2003-09-04 挖掘机作业器具液压回路的单动－复动选择阀的设置结构
KR1020030064887A KR100977240B1 (ko) 2002-09-25 2003-09-18 유압셔블의 부속작업구 유압회로의단동-복동회로선택밸브의 설치구조

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002280024A JP3963317B2 (ja) 2002-09-25 2002-09-25 油圧ショベルの付属作業具油圧回路の単動―複動回路セレクタバルブの設置構造

Publications (2)

Publication Number Publication Date
JP2004116103A JP2004116103A (ja) 2004-04-15
JP3963317B2 true JP3963317B2 (ja) 2007-08-22

Family

ID=32274863

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002280024A Expired - Fee Related JP3963317B2 (ja) 2002-09-25 2002-09-25 油圧ショベルの付属作業具油圧回路の単動―複動回路セレクタバルブの設置構造

Country Status (3)

Country Link
JP (1) JP3963317B2 (zh)
KR (1) KR100977240B1 (zh)
CN (1) CN1233905C (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100793704B1 (ko) 2005-12-28 2008-01-11 서병윤 건설 중장비용 유압시스템의 설치구조 및 그 설치방법
JP5019516B2 (ja) * 2007-02-27 2012-09-05 キャタピラー エス エー アール エル 建設機械における油圧配管配設構造
KR101435198B1 (ko) * 2007-12-17 2014-08-29 두산인프라코어 주식회사 공작기계의 유압 공급장치
JP5669520B2 (ja) * 2010-10-27 2015-02-12 ヤンマー株式会社 作業車両
CN104043630B (zh) * 2014-06-09 2016-06-01 山东新华医疗器械股份有限公司 管道自动切换及定位装置
EP3951101A4 (en) * 2019-03-30 2022-09-14 Sumitomo Construction Machinery Co., Ltd. EXCAVATOR, INFORMATION PROCESSING DEVICE
EP4146945A1 (en) * 2020-05-09 2023-03-15 Emerson Process Management Valve Automation, Inc. Universal logic circuit for electro-hydraulic actuator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2866258B2 (ja) * 1992-06-29 1999-03-08 日立建機株式会社 建設機械
JP3441995B2 (ja) 1999-03-01 2003-09-02 日立建機株式会社 建設機械のバルブ配置構造
JP2001115488A (ja) 1999-10-19 2001-04-24 Hitachi Constr Mach Co Ltd 旋回式建設機械

Also Published As

Publication number Publication date
CN1233905C (zh) 2005-12-28
JP2004116103A (ja) 2004-04-15
KR20040027348A (ko) 2004-04-01
CN1487153A (zh) 2004-04-07
KR100977240B1 (ko) 2010-08-20

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