JPH0352275Y2 - - Google Patents

Info

Publication number
JPH0352275Y2
JPH0352275Y2 JP1985159130U JP15913085U JPH0352275Y2 JP H0352275 Y2 JPH0352275 Y2 JP H0352275Y2 JP 1985159130 U JP1985159130 U JP 1985159130U JP 15913085 U JP15913085 U JP 15913085U JP H0352275 Y2 JPH0352275 Y2 JP H0352275Y2
Authority
JP
Japan
Prior art keywords
switching valve
operating
oil
oil passage
hydraulic pump
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
Application number
JP1985159130U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6272356U (zh
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 JP1985159130U priority Critical patent/JPH0352275Y2/ja
Publication of JPS6272356U publication Critical patent/JPS6272356U/ja
Application granted granted Critical
Publication of JPH0352275Y2 publication Critical patent/JPH0352275Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
JP1985159130U 1985-10-16 1985-10-16 Expired JPH0352275Y2 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985159130U JPH0352275Y2 (zh) 1985-10-16 1985-10-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985159130U JPH0352275Y2 (zh) 1985-10-16 1985-10-16

Publications (2)

Publication Number Publication Date
JPS6272356U JPS6272356U (zh) 1987-05-09
JPH0352275Y2 true JPH0352275Y2 (zh) 1991-11-12

Family

ID=31083273

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985159130U Expired JPH0352275Y2 (zh) 1985-10-16 1985-10-16

Country Status (1)

Country Link
JP (1) JPH0352275Y2 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005054526A (ja) * 2003-08-07 2005-03-03 Hitachi Constr Mach Co Ltd 建設機械の旋回制御装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4541209B2 (ja) * 2005-03-31 2010-09-08 ナブテスコ株式会社 油圧回路
JP5545998B2 (ja) * 2010-09-24 2014-07-09 日本車輌製造株式会社 油圧式作業機及び出力増加方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57197333A (en) * 1981-05-27 1982-12-03 Hitachi Constr Mach Co Ltd Oil-pressure circuit for oil-pressure shovel
JPS604654B2 (ja) * 1977-04-07 1985-02-05 株式会社東芝 直流回路付電力変換装置の短絡保護装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS604654U (ja) * 1983-06-23 1985-01-14 株式会社小松製作所 パワ−シヨベルの油圧回路装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS604654B2 (ja) * 1977-04-07 1985-02-05 株式会社東芝 直流回路付電力変換装置の短絡保護装置
JPS57197333A (en) * 1981-05-27 1982-12-03 Hitachi Constr Mach Co Ltd Oil-pressure circuit for oil-pressure shovel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005054526A (ja) * 2003-08-07 2005-03-03 Hitachi Constr Mach Co Ltd 建設機械の旋回制御装置

Also Published As

Publication number Publication date
JPS6272356U (zh) 1987-05-09

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