JPH0154557B2 - - Google Patents

Info

Publication number
JPH0154557B2
JPH0154557B2 JP56024260A JP2426081A JPH0154557B2 JP H0154557 B2 JPH0154557 B2 JP H0154557B2 JP 56024260 A JP56024260 A JP 56024260A JP 2426081 A JP2426081 A JP 2426081A JP H0154557 B2 JPH0154557 B2 JP H0154557B2
Authority
JP
Japan
Prior art keywords
hydraulic pump
discharge amount
prime mover
variable displacement
load
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
Application number
JP56024260A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57140583A (en
Inventor
Hiroshi Watanabe
Eiki Izumi
Yukio Aoyanagi
Kazuo Pponma
Yoshio Nakajima
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 JP56024260A priority Critical patent/JPS57140583A/ja
Publication of JPS57140583A publication Critical patent/JPS57140583A/ja
Publication of JPH0154557B2 publication Critical patent/JPH0154557B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/002—Hydraulic systems to change the pump delivery

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
JP56024260A 1981-02-23 1981-02-23 Controller for power of hydraulic equipment Granted JPS57140583A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56024260A JPS57140583A (en) 1981-02-23 1981-02-23 Controller for power of hydraulic equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56024260A JPS57140583A (en) 1981-02-23 1981-02-23 Controller for power of hydraulic equipment

Publications (2)

Publication Number Publication Date
JPS57140583A JPS57140583A (en) 1982-08-31
JPH0154557B2 true JPH0154557B2 (enrdf_load_stackoverflow) 1989-11-20

Family

ID=12133261

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56024260A Granted JPS57140583A (en) 1981-02-23 1981-02-23 Controller for power of hydraulic equipment

Country Status (1)

Country Link
JP (1) JPS57140583A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3340332C2 (de) * 1983-11-08 1988-11-10 Hydromatik GmbH, 7915 Elchingen Leistungs-Regelvorrichtung für einen hydrostatischen Antrieb mit Fördermengeneinstellung
JPH01117992A (ja) * 1987-10-30 1989-05-10 Hitachi Constr Mach Co Ltd 可変容量油圧ポンプの馬力制御装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5524630B2 (enrdf_load_stackoverflow) * 1973-06-14 1980-06-30
US4017215A (en) * 1976-03-15 1977-04-12 Caterpillar Tractor Co. Infinitely variable orifice for part throttle control

Also Published As

Publication number Publication date
JPS57140583A (en) 1982-08-31

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