IT8723255A0 - CONTROL DEVICE FOR AT LEAST TWO HYDRAULIC CONSUMPTIONS POWERED BY AT LEAST ONE PUMP. - Google Patents

CONTROL DEVICE FOR AT LEAST TWO HYDRAULIC CONSUMPTIONS POWERED BY AT LEAST ONE PUMP.

Info

Publication number
IT8723255A0
IT8723255A0 IT8723255A IT2325587A IT8723255A0 IT 8723255 A0 IT8723255 A0 IT 8723255A0 IT 8723255 A IT8723255 A IT 8723255A IT 2325587 A IT2325587 A IT 2325587A IT 8723255 A0 IT8723255 A0 IT 8723255A0
Authority
IT
Italy
Prior art keywords
consumptions
powered
hydraulic
pump
control device
Prior art date
Application number
IT8723255A
Other languages
Italian (it)
Other versions
IT1224430B (en
Inventor
Karleinz Widmann
Norbert Kreth
Martin Schmitt
Armin Stellwagen
Original Assignee
Rexroth Mannesmann Gmbh
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
Priority claimed from DE3644736A external-priority patent/DE3644736C2/en
Application filed by Rexroth Mannesmann Gmbh filed Critical Rexroth Mannesmann Gmbh
Publication of IT8723255A0 publication Critical patent/IT8723255A0/en
Application granted granted Critical
Publication of IT1224430B publication Critical patent/IT1224430B/en

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
    • 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
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2225—Control of flow rate; Load sensing arrangements using pressure-compensating valves
    • E02F9/2228—Control of flow rate; Load sensing arrangements using pressure-compensating valves including an electronic controller

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
IT23255/87A 1986-12-30 1987-12-29 COMMAND DEVICE FOR AT LEAST TWO HYDRAULIC USERS POWERED BY AT LEAST ONE PUMP IT1224430B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3644736A DE3644736C2 (en) 1985-12-30 1986-12-30 Control arrangement for at least two hydraulic consumers fed by at least one pump

Publications (2)

Publication Number Publication Date
IT8723255A0 true IT8723255A0 (en) 1987-12-29
IT1224430B IT1224430B (en) 1990-10-04

Family

ID=6317392

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23255/87A IT1224430B (en) 1986-12-30 1987-12-29 COMMAND DEVICE FOR AT LEAST TWO HYDRAULIC USERS POWERED BY AT LEAST ONE PUMP

Country Status (3)

Country Link
JP (1) JPH0830482B2 (en)
FR (1) FR2609120B1 (en)
IT (1) IT1224430B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2740223B2 (en) * 1989-01-09 1998-04-15 日立建機株式会社 Valve device
KR920701697A (en) * 1989-06-26 1992-08-12 가따다 데쯔야 Hydraulic circuit device
DE59104897D1 (en) * 1990-12-15 1995-04-13 Barmag Barmer Maschf HYDRAULIC SYSTEM.
DE4140409A1 (en) * 1991-12-07 1993-06-09 Robert Bosch Gmbh, 7000 Stuttgart, De ELECTROHYDRAULIC CONTROL DEVICE

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2757660A1 (en) * 1977-12-23 1979-06-28 Bosch Gmbh Robert HYDRAULIC CONTROL DEVICE WITH AT LEAST ONE DIRECTIONAL VALVE
US4537029A (en) * 1982-09-23 1985-08-27 Vickers, Incorporated Power transmission
AU1928283A (en) * 1982-11-26 1984-05-31 Vickers Incorporated Power transmission
US4596517A (en) * 1985-01-29 1986-06-24 Poclain Pressurized fluid supply circuit comprising a variable displacement pump
DE3546336A1 (en) * 1985-12-30 1987-07-02 Rexroth Mannesmann Gmbh CONTROL ARRANGEMENT FOR AT LEAST TWO HYDRAULIC CONSUMERS SUPPLIED BY AT LEAST ONE PUMP
DE3605649C2 (en) * 1986-02-21 1994-04-14 Bosch Gmbh Robert Control device with a pump driven by a speed-controlled drive machine

Also Published As

Publication number Publication date
JPS63176803A (en) 1988-07-21
IT1224430B (en) 1990-10-04
JPH0830482B2 (en) 1996-03-27
FR2609120A1 (en) 1988-07-01
FR2609120B1 (en) 1991-01-25

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961223