JPS62160332A - エンジン・油圧ポンプの制御装置 - Google Patents

エンジン・油圧ポンプの制御装置

Info

Publication number
JPS62160332A
JPS62160332A JP64686A JP64686A JPS62160332A JP S62160332 A JPS62160332 A JP S62160332A JP 64686 A JP64686 A JP 64686A JP 64686 A JP64686 A JP 64686A JP S62160332 A JPS62160332 A JP S62160332A
Authority
JP
Japan
Prior art keywords
maximum
mode
engine
rotation speed
discharge volume
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
JP64686A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0552375B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Masakazu Haga
正和 羽賀
Toichi Hirata
東一 平田
Hideaki Tanaka
秀明 田中
Genroku Sugiyama
玄六 杉山
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 JP64686A priority Critical patent/JPS62160332A/ja
Publication of JPS62160332A publication Critical patent/JPS62160332A/ja
Publication of JPH0552375B2 publication Critical patent/JPH0552375B2/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Operation Control Of Excavators (AREA)
  • Motor Power Transmission Devices (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Fluid Gearings (AREA)
JP64686A 1986-01-08 1986-01-08 エンジン・油圧ポンプの制御装置 Granted JPS62160332A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP64686A JPS62160332A (ja) 1986-01-08 1986-01-08 エンジン・油圧ポンプの制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP64686A JPS62160332A (ja) 1986-01-08 1986-01-08 エンジン・油圧ポンプの制御装置

Publications (2)

Publication Number Publication Date
JPS62160332A true JPS62160332A (ja) 1987-07-16
JPH0552375B2 JPH0552375B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-08-05

Family

ID=11479468

Family Applications (1)

Application Number Title Priority Date Filing Date
JP64686A Granted JPS62160332A (ja) 1986-01-08 1986-01-08 エンジン・油圧ポンプの制御装置

Country Status (1)

Country Link
JP (1) JPS62160332A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
JPH0552375B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-08-05

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term