JPS5178503A - Yuatsushoberuno yuatsuseigyosochi - Google Patents

Yuatsushoberuno yuatsuseigyosochi

Info

Publication number
JPS5178503A
JPS5178503A JP50000850A JP85075A JPS5178503A JP S5178503 A JPS5178503 A JP S5178503A JP 50000850 A JP50000850 A JP 50000850A JP 85075 A JP85075 A JP 85075A JP S5178503 A JPS5178503 A JP S5178503A
Authority
JP
Japan
Prior art keywords
yuatsushoberuno
yuatsuseigyosochi
yuatsushoberuno yuatsuseigyosochi
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
JP50000850A
Other languages
Japanese (ja)
Other versions
JPS5843537B2 (en
Inventor
Iwao Morikawa
Yukio Aoyanagi
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 JP75850A priority Critical patent/JPS5843537B2/en
Publication of JPS5178503A publication Critical patent/JPS5178503A/en
Publication of JPS5843537B2 publication Critical patent/JPS5843537B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
JP75850A 1974-12-30 1974-12-30 Hydraulic excavator hydraulic control device Expired JPS5843537B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP75850A JPS5843537B2 (en) 1974-12-30 1974-12-30 Hydraulic excavator hydraulic control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP75850A JPS5843537B2 (en) 1974-12-30 1974-12-30 Hydraulic excavator hydraulic control device

Publications (2)

Publication Number Publication Date
JPS5178503A true JPS5178503A (en) 1976-07-08
JPS5843537B2 JPS5843537B2 (en) 1983-09-27

Family

ID=11485107

Family Applications (1)

Application Number Title Priority Date Filing Date
JP75850A Expired JPS5843537B2 (en) 1974-12-30 1974-12-30 Hydraulic excavator hydraulic control device

Country Status (1)

Country Link
JP (1) JPS5843537B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5872504U (en) * 1981-11-09 1983-05-17 川崎重工業株式会社 Fluid pressure control device
JPS604602A (en) * 1983-06-13 1985-01-11 ハスコ　インンタ−ナシヨナル　インコ−ポレイテツド Assembled value having independent pump and function controlspool

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02261903A (en) * 1989-03-31 1990-10-24 Komatsu Ltd Hydraulic circuit in closed center load sensing system
CN103748365B (en) * 2011-08-24 2016-09-07 株式会社小松制作所 Fluid power system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5872504U (en) * 1981-11-09 1983-05-17 川崎重工業株式会社 Fluid pressure control device
JPS604602A (en) * 1983-06-13 1985-01-11 ハスコ　インンタ−ナシヨナル　インコ−ポレイテツド Assembled value having independent pump and function controlspool

Also Published As

Publication number Publication date
JPS5843537B2 (en) 1983-09-27

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