JPS6213542B2 - - Google Patents

Info

Publication number
JPS6213542B2
JPS6213542B2 JP57047083A JP4708382A JPS6213542B2 JP S6213542 B2 JPS6213542 B2 JP S6213542B2 JP 57047083 A JP57047083 A JP 57047083A JP 4708382 A JP4708382 A JP 4708382A JP S6213542 B2 JPS6213542 B2 JP S6213542B2
Authority
JP
Japan
Prior art keywords
signal
swash plate
actuator
speed
maximum speed
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
JP57047083A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58165585A (ja
Inventor
Hiroshi Watanabe
Eiki Izumi
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 JP57047083A priority Critical patent/JPS58165585A/ja
Priority to KR8201349A priority patent/KR860000755B1/ko
Priority to DE8282102637T priority patent/DE3266290D1/de
Priority to EP82102637A priority patent/EP0061759B1/en
Publication of JPS58165585A publication Critical patent/JPS58165585A/ja
Publication of JPS6213542B2 publication Critical patent/JPS6213542B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/08—Servomotor systems incorporating electrically operated control means
    • F15B21/087—Control strategy, e.g. with block diagram
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Control Of Fluid Gearings (AREA)
JP57047083A 1981-03-30 1982-03-26 油圧回路の制御装置 Granted JPS58165585A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP57047083A JPS58165585A (ja) 1982-03-26 1982-03-26 油圧回路の制御装置
KR8201349A KR860000755B1 (ko) 1981-03-30 1982-03-29 유압회로장치의 제어시스템
DE8282102637T DE3266290D1 (en) 1981-03-30 1982-03-29 Control system for hydraulic circuit means including a variable displacement pump and actuator means
EP82102637A EP0061759B1 (en) 1981-03-30 1982-03-29 Control system for hydraulic circuit means including a variable displacement pump and actuator means

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57047083A JPS58165585A (ja) 1982-03-26 1982-03-26 油圧回路の制御装置

Publications (2)

Publication Number Publication Date
JPS58165585A JPS58165585A (ja) 1983-09-30
JPS6213542B2 true JPS6213542B2 (en, 2012) 1987-03-27

Family

ID=12765275

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57047083A Granted JPS58165585A (ja) 1981-03-30 1982-03-26 油圧回路の制御装置

Country Status (1)

Country Link
JP (1) JPS58165585A (en, 2012)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58160222U (ja) * 1982-04-22 1983-10-25 東邦レーヨン株式会社 防災用被服
JP3940242B2 (ja) * 1999-07-29 2007-07-04 日立建機株式会社 建設機械の油圧回路制御装置
JP2001241381A (ja) * 2000-02-29 2001-09-07 Tokimec Inc ポンプ回転速度制御システム

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS595166B2 (ja) * 1979-10-19 1984-02-03 日立建機株式会社 ポンプ制御油圧回路の制御方法

Also Published As

Publication number Publication date
JPS58165585A (ja) 1983-09-30

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