JPH0534519B2 - - Google Patents

Info

Publication number
JPH0534519B2
JPH0534519B2 JP58025498A JP2549883A JPH0534519B2 JP H0534519 B2 JPH0534519 B2 JP H0534519B2 JP 58025498 A JP58025498 A JP 58025498A JP 2549883 A JP2549883 A JP 2549883A JP H0534519 B2 JPH0534519 B2 JP H0534519B2
Authority
JP
Japan
Prior art keywords
torque
internal combustion
combustion engine
hydraulic pump
variable displacement
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
JP58025498A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59153989A (ja
Inventor
Yasuo Tanaka
Eiki Izumi
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 JP58025498A priority Critical patent/JPS59153989A/ja
Publication of JPS59153989A publication Critical patent/JPS59153989A/ja
Publication of JPH0534519B2 publication Critical patent/JPH0534519B2/ja
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2296—Systems with a variable displacement pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
    • F02D29/04—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
JP58025498A 1983-02-19 1983-02-19 油圧ポンプ駆動系制御装置 Granted JPS59153989A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58025498A JPS59153989A (ja) 1983-02-19 1983-02-19 油圧ポンプ駆動系制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58025498A JPS59153989A (ja) 1983-02-19 1983-02-19 油圧ポンプ駆動系制御装置

Publications (2)

Publication Number Publication Date
JPS59153989A JPS59153989A (ja) 1984-09-01
JPH0534519B2 true JPH0534519B2 (enrdf_load_stackoverflow) 1993-05-24

Family

ID=12167721

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58025498A Granted JPS59153989A (ja) 1983-02-19 1983-02-19 油圧ポンプ駆動系制御装置

Country Status (1)

Country Link
JP (1) JPS59153989A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4983099A (en) * 1989-01-19 1991-01-08 Sundstrand Corporation Torque-velocity control for variable displacement hydraulic motor
JPH04362286A (ja) * 1991-06-07 1992-12-15 Shin Caterpillar Mitsubishi Ltd 可変容量ポンプの制御装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56159580A (en) * 1980-05-13 1981-12-08 Hitachi Constr Mach Co Ltd Method of controlling system including internal combustion engine and hydraulic pump
JPS5716236A (en) * 1980-07-01 1982-01-27 Yoshiyuki Morita Controller for revolution speed of internal combustion engine

Also Published As

Publication number Publication date
JPS59153989A (ja) 1984-09-01

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