JPS5954805A - ウオ−ミングアツプ機能を備えた油圧駆動装置 - Google Patents

ウオ−ミングアツプ機能を備えた油圧駆動装置

Info

Publication number
JPS5954805A
JPS5954805A JP57163119A JP16311982A JPS5954805A JP S5954805 A JPS5954805 A JP S5954805A JP 57163119 A JP57163119 A JP 57163119A JP 16311982 A JP16311982 A JP 16311982A JP S5954805 A JPS5954805 A JP S5954805A
Authority
JP
Japan
Prior art keywords
warming
valve
hydraulic
center
temperature
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
JP57163119A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0235164B2 (enrdf_load_stackoverflow
Inventor
Yukio Aoyanagi
青柳　幸雄
Shuichi Ichiyama
一山　修一
Masaki Kanehara
金原　正起
Keiichiro Uno
宇野　桂一郎
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 JP57163119A priority Critical patent/JPS5954805A/ja
Publication of JPS5954805A publication Critical patent/JPS5954805A/ja
Publication of JPH0235164B2 publication Critical patent/JPH0235164B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Fluid-Pressure Circuits (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Operation Control Of Excavators (AREA)
JP57163119A 1982-09-21 1982-09-21 ウオ−ミングアツプ機能を備えた油圧駆動装置 Granted JPS5954805A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57163119A JPS5954805A (ja) 1982-09-21 1982-09-21 ウオ−ミングアツプ機能を備えた油圧駆動装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57163119A JPS5954805A (ja) 1982-09-21 1982-09-21 ウオ−ミングアツプ機能を備えた油圧駆動装置

Publications (2)

Publication Number Publication Date
JPS5954805A true JPS5954805A (ja) 1984-03-29
JPH0235164B2 JPH0235164B2 (enrdf_load_stackoverflow) 1990-08-08

Family

ID=15767532

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57163119A Granted JPS5954805A (ja) 1982-09-21 1982-09-21 ウオ−ミングアツプ機能を備えた油圧駆動装置

Country Status (1)

Country Link
JP (1) JPS5954805A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0341212U (enrdf_load_stackoverflow) * 1989-08-31 1991-04-19
WO2009073045A1 (en) * 2007-12-03 2009-06-11 Deere & Company Hydraulic system with warm up circuit

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8910473B2 (en) 2010-12-21 2014-12-16 Komatsu Ltd. Pipe layer and warm-up method for pipe layer

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51664A (en) * 1974-06-21 1976-01-06 Matsushita Electric Works Ltd Purintobanno kairokoseitai
JPS5378402A (en) * 1976-12-22 1978-07-11 Hitachi Constr Mach Co Ltd Control circuit for discharge quantity of variable capacity type oil pressure pump

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51664A (en) * 1974-06-21 1976-01-06 Matsushita Electric Works Ltd Purintobanno kairokoseitai
JPS5378402A (en) * 1976-12-22 1978-07-11 Hitachi Constr Mach Co Ltd Control circuit for discharge quantity of variable capacity type oil pressure pump

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0341212U (enrdf_load_stackoverflow) * 1989-08-31 1991-04-19
WO2009073045A1 (en) * 2007-12-03 2009-06-11 Deere & Company Hydraulic system with warm up circuit
US7827785B2 (en) 2007-12-03 2010-11-09 Deere & Company Hydraulic system with warm up circuit
EP2068004A3 (en) * 2007-12-03 2012-10-10 Deere & Company Electro-hydraulic valve

Also Published As

Publication number Publication date
JPH0235164B2 (enrdf_load_stackoverflow) 1990-08-08

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