JPS5374702A - Negative pressure prevention hydraulic control circuit for hydraulic shovel - Google Patents

Negative pressure prevention hydraulic control circuit for hydraulic shovel

Info

Publication number
JPS5374702A
JPS5374702A JP15176676A JP15176676A JPS5374702A JP S5374702 A JPS5374702 A JP S5374702A JP 15176676 A JP15176676 A JP 15176676A JP 15176676 A JP15176676 A JP 15176676A JP S5374702 A JPS5374702 A JP S5374702A
Authority
JP
Japan
Prior art keywords
control circuit
negative pressure
hydraulic
pressure prevention
hydraulic control
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
JP15176676A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5743702B2 (enrdf_load_stackoverflow
Inventor
Atsurou Akiyama
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel 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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP15176676A priority Critical patent/JPS5374702A/ja
Publication of JPS5374702A publication Critical patent/JPS5374702A/ja
Publication of JPS5743702B2 publication Critical patent/JPS5743702B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
JP15176676A 1976-12-16 1976-12-16 Negative pressure prevention hydraulic control circuit for hydraulic shovel Granted JPS5374702A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15176676A JPS5374702A (en) 1976-12-16 1976-12-16 Negative pressure prevention hydraulic control circuit for hydraulic shovel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15176676A JPS5374702A (en) 1976-12-16 1976-12-16 Negative pressure prevention hydraulic control circuit for hydraulic shovel

Publications (2)

Publication Number Publication Date
JPS5374702A true JPS5374702A (en) 1978-07-03
JPS5743702B2 JPS5743702B2 (enrdf_load_stackoverflow) 1982-09-16

Family

ID=15525815

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15176676A Granted JPS5374702A (en) 1976-12-16 1976-12-16 Negative pressure prevention hydraulic control circuit for hydraulic shovel

Country Status (1)

Country Link
JP (1) JPS5374702A (enrdf_load_stackoverflow)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5025571A (enrdf_load_stackoverflow) * 1973-07-04 1975-03-18
JPS5069802A (enrdf_load_stackoverflow) * 1973-10-25 1975-06-10
JPS51727U (enrdf_load_stackoverflow) * 1974-06-19 1976-01-06

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5025571A (enrdf_load_stackoverflow) * 1973-07-04 1975-03-18
JPS5069802A (enrdf_load_stackoverflow) * 1973-10-25 1975-06-10
JPS51727U (enrdf_load_stackoverflow) * 1974-06-19 1976-01-06

Also Published As

Publication number Publication date
JPS5743702B2 (enrdf_load_stackoverflow) 1982-09-16

Similar Documents

Publication Publication Date Title
AU2721977A (en) Form for shoreline erosion control structures
JPS5343180A (en) Hydraulic circuit
HU178484B (en) Hydraulic valve controller
JPS52144576A (en) Hydraulic control valve
JPS5330536A (en) Hydraulic valve
JPS52105301A (en) Hydraulic circuits
JPS5383166A (en) Means for degassing excavating fluid
GB1552203A (en) Hydraulic control apparatus
JPS53113104A (en) Boom turning hydraulic circuit
GB1550565A (en) Hydraulic jack control device
JPS5321379A (en) Pressure controllable hydraulic circuit
GB1557370A (en) Hydraulic presses
JPS5393266A (en) Control device for operating device for hydraulic pressure
JPS5384301A (en) Hydraulic circuit for excavator
JPS5374702A (en) Negative pressure prevention hydraulic control circuit for hydraulic shovel
JPS5388483A (en) Control circuit for fluid
JPS535365A (en) Hydraulic control apparatus
JPS5321380A (en) Pressure controllable hydraulic circuit
JPS53132106A (en) Hydraulic circuit for top turning excavator
JPS5238704A (en) Hydraulic circuit for hydraulic shovel
JPS5382004A (en) Hydraulic circuit for top turning type hydraulic excavator
JPS52145357A (en) Hydraulic pressure control device
SU604919A1 (ru) Гидосистема управлени рабочим органом бульдозера
JPS5473402A (en) Hydraulic circuit for hydraulic shovel
JPS53108605A (en) Hydraulic circuit for hydraulic shovel