JPS5923814Y2 - 油圧ショベルのバケット後方傾角制御油圧回路 - Google Patents

油圧ショベルのバケット後方傾角制御油圧回路

Info

Publication number
JPS5923814Y2
JPS5923814Y2 JP4129379U JP4129379U JPS5923814Y2 JP S5923814 Y2 JPS5923814 Y2 JP S5923814Y2 JP 4129379 U JP4129379 U JP 4129379U JP 4129379 U JP4129379 U JP 4129379U JP S5923814 Y2 JPS5923814 Y2 JP S5923814Y2
Authority
JP
Japan
Prior art keywords
switching valve
cylinder
arm
boom
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.)
Expired
Application number
JP4129379U
Other languages
English (en)
Japanese (ja)
Other versions
JPS55145563U (enExample
Inventor
隆 柳生
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.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi Construction Machinery Co 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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to JP4129379U priority Critical patent/JPS5923814Y2/ja
Publication of JPS55145563U publication Critical patent/JPS55145563U/ja
Application granted granted Critical
Publication of JPS5923814Y2 publication Critical patent/JPS5923814Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
JP4129379U 1979-03-31 1979-03-31 油圧ショベルのバケット後方傾角制御油圧回路 Expired JPS5923814Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4129379U JPS5923814Y2 (ja) 1979-03-31 1979-03-31 油圧ショベルのバケット後方傾角制御油圧回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4129379U JPS5923814Y2 (ja) 1979-03-31 1979-03-31 油圧ショベルのバケット後方傾角制御油圧回路

Publications (2)

Publication Number Publication Date
JPS55145563U JPS55145563U (enExample) 1980-10-18
JPS5923814Y2 true JPS5923814Y2 (ja) 1984-07-14

Family

ID=28911611

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4129379U Expired JPS5923814Y2 (ja) 1979-03-31 1979-03-31 油圧ショベルのバケット後方傾角制御油圧回路

Country Status (1)

Country Link
JP (1) JPS5923814Y2 (enExample)

Also Published As

Publication number Publication date
JPS55145563U (enExample) 1980-10-18

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