JPH0235126A - パイロット操作方式の油圧ショベル用油圧回路 - Google Patents

パイロット操作方式の油圧ショベル用油圧回路

Info

Publication number
JPH0235126A
JPH0235126A JP14031489A JP14031489A JPH0235126A JP H0235126 A JPH0235126 A JP H0235126A JP 14031489 A JP14031489 A JP 14031489A JP 14031489 A JP14031489 A JP 14031489A JP H0235126 A JPH0235126 A JP H0235126A
Authority
JP
Japan
Prior art keywords
pilot
operating
company
valve
operated
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.)
Granted
Application number
JP14031489A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0333862B2 (en]
Inventor
Tadashi Nakamura
正 中村
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 JP14031489A priority Critical patent/JPH0235126A/ja
Publication of JPH0235126A publication Critical patent/JPH0235126A/ja
Publication of JPH0333862B2 publication Critical patent/JPH0333862B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
JP14031489A 1989-06-02 1989-06-02 パイロット操作方式の油圧ショベル用油圧回路 Granted JPH0235126A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14031489A JPH0235126A (ja) 1989-06-02 1989-06-02 パイロット操作方式の油圧ショベル用油圧回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14031489A JPH0235126A (ja) 1989-06-02 1989-06-02 パイロット操作方式の油圧ショベル用油圧回路

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2268684A Division JPS60168904A (ja) 1984-02-09 1984-02-09 パイロット操作方式の油圧ショベル用油圧回路

Publications (2)

Publication Number Publication Date
JPH0235126A true JPH0235126A (ja) 1990-02-05
JPH0333862B2 JPH0333862B2 (en]) 1991-05-20

Family

ID=15265923

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14031489A Granted JPH0235126A (ja) 1989-06-02 1989-06-02 パイロット操作方式の油圧ショベル用油圧回路

Country Status (1)

Country Link
JP (1) JPH0235126A (en])

Also Published As

Publication number Publication date
JPH0333862B2 (en]) 1991-05-20

Similar Documents

Publication Publication Date Title
WO1999058771A1 (fr) Machine de construction
JPH0336334A (ja) 油圧式掘削機の操作パターン変換モニタ装置
WO2000034591A1 (fr) Engin de terrassement
JPH0235126A (ja) パイロット操作方式の油圧ショベル用油圧回路
JPH0235123A (ja) パイロット操作方式の油圧ショベル用油圧回路
JPH0332660B2 (en])
JP3073151B2 (ja) 建設機械の油圧制御装置
JPH0235124A (ja) パイロット操作方式の油圧ショベル用油圧回路
JPH0235121A (ja) パイロット操作方式の油圧ショベル用油圧回路
JPH0235122A (ja) パイロット操作方式の油圧ショベル用油圧回路
JPH0235120A (ja) パイロット操作方式の油圧ショベル用油圧回路
JP5600830B2 (ja) 作業機械の操作制御装置
JP2000027238A (ja) 油圧式走行車両の走行操作装置
JP3379217B2 (ja) 油圧作業車両の油圧回路
JPH063889Y2 (ja) アングルド−ザ付バツクホウの油圧回路
JP2002070081A (ja) アースドリル機に於ける操作レバーの油圧回路
JPH10152867A (ja) 油圧式掘削機の操作パターン変換モニタ装置
JPH085362Y2 (ja) ４方向切換バルブ
JP2685871B2 (ja) 側溝掘フロントの油圧回路
JPH09242110A (ja) 油圧式建設機械の干渉防止装置
JPH0995966A (ja) ２ピースブーム式建設作業機械
JPH10331203A (ja) 建設車両の操作パターン変換装置
JP2723116B2 (ja) ハンドリング装置
WO2006013619A1 (ja) パワーショベル又はクレーン装着用の旋回型把持装置
JPH0518369Y2 (en])

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term