JPH0643257Y2 - 建設機械のシリンダ回路 - Google Patents

建設機械のシリンダ回路

Info

Publication number
JPH0643257Y2
JPH0643257Y2 JP5139188U JP5139188U JPH0643257Y2 JP H0643257 Y2 JPH0643257 Y2 JP H0643257Y2 JP 5139188 U JP5139188 U JP 5139188U JP 5139188 U JP5139188 U JP 5139188U JP H0643257 Y2 JPH0643257 Y2 JP H0643257Y2
Authority
JP
Japan
Prior art keywords
cylinder
plunger
boom
pressure
cylinder head
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 - Lifetime
Application number
JP5139188U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01156254U (me
Inventor
正明 刀納
Original Assignee
油谷重工株式会社
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 油谷重工株式会社 filed Critical 油谷重工株式会社
Priority to JP5139188U priority Critical patent/JPH0643257Y2/ja
Publication of JPH01156254U publication Critical patent/JPH01156254U/ja
Application granted granted Critical
Publication of JPH0643257Y2 publication Critical patent/JPH0643257Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
JP5139188U 1988-04-15 1988-04-15 建設機械のシリンダ回路 Expired - Lifetime JPH0643257Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5139188U JPH0643257Y2 (ja) 1988-04-15 1988-04-15 建設機械のシリンダ回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5139188U JPH0643257Y2 (ja) 1988-04-15 1988-04-15 建設機械のシリンダ回路

Publications (2)

Publication Number Publication Date
JPH01156254U JPH01156254U (me) 1989-10-26
JPH0643257Y2 true JPH0643257Y2 (ja) 1994-11-09

Family

ID=31277417

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5139188U Expired - Lifetime JPH0643257Y2 (ja) 1988-04-15 1988-04-15 建設機械のシリンダ回路

Country Status (1)

Country Link
JP (1) JPH0643257Y2 (me)

Also Published As

Publication number Publication date
JPH01156254U (me) 1989-10-26

Similar Documents

Publication Publication Date Title
JPH0643257Y2 (ja) 建設機械のシリンダ回路
US4500250A (en) Backhoe swing mechanism
JP3443918B2 (ja) 建設機械の油圧回路
JP2607678Y2 (ja) 作業機の振動抑制装置
JP2755423B2 (ja) 油圧ショベルの油圧回路
JPH0285503A (ja) 油圧ショベルの油圧回路
JPH05302603A (ja) 再生油圧回路
JPH08134960A (ja) 油圧ショベルにおけるブーム用油圧シリンダへの圧油供給回路
JPH086837Y2 (ja) 走行速度の制限回路
JPS6332195Y2 (me)
JP2000220601A (ja) 建設機械における油圧シリンダの制御回路
JPH0617447A (ja) 小型ショベルの油圧回路
JPH0632985Y2 (ja) 杭打ち機等におけるリーダ支持用長尺液圧シリンダのストローク抑制装置
JPH0747602Y2 (ja) 方向切換弁駆動油圧回路
JP3115205B2 (ja) 建設機械におけるブーム用油圧シリンダへの圧油供給回路
JPS59374Y2 (ja) 操作構造
JPH0245315Y2 (me)
SU1257144A1 (ru) Гидравлический привод рабочего оборудовани одноковшового экскаватора
JP2782249B2 (ja) 特殊車両におけるアクチュエータの制御回路
JPH0621973Y2 (ja) 油圧シヨベルの油圧回路
JPH02125033A (ja) 作業車の油圧アクチュエータ操作構造
JPH0128390Y2 (me)
JPH0452475Y2 (me)
JPH0245317Y2 (me)
JPH0637781B2 (ja) パワ−シヨベルの制御装置