IT950735B - Dispositivo di comando elettroidrau lico per un utilizzatore idraulico agente in due direzioni - Google Patents

Dispositivo di comando elettroidrau lico per un utilizzatore idraulico agente in due direzioni

Info

Publication number
IT950735B
IT950735B IT2235172A IT2235172A IT950735B IT 950735 B IT950735 B IT 950735B IT 2235172 A IT2235172 A IT 2235172A IT 2235172 A IT2235172 A IT 2235172A IT 950735 B IT950735 B IT 950735B
Authority
IT
Italy
Prior art keywords
hydraulic
electro
directions
control device
user acting
Prior art date
Application number
IT2235172A
Other languages
English (en)
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Application granted granted Critical
Publication of IT950735B publication Critical patent/IT950735B/it

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
    • F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
    • F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
    • F15B9/08—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor
    • F15B9/09—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor with electrical control means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C13/00—Control systems or transmitting systems for actuating flying-control surfaces, lift-increasing flaps, air brakes, or spoilers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/52—Details of compartments for driving engines or motors or of operator's stands or cabins
    • B66C13/54—Operator's stands or cabins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00—Cranes
    • B66C2700/08—Electrical assemblies or electrical control devices for cranes, winches, capstans or electrical hoists
    • B66C2700/085—Control actuators
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86582—Pilot-actuated
    • Y10T137/86614—Electric

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Servomotors (AREA)
  • Fluid-Pressure Circuits (AREA)
IT2235172A 1971-03-26 1972-03-24 Dispositivo di comando elettroidrau lico per un utilizzatore idraulico agente in due direzioni IT950735B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712114639 DE2114639A1 (de) 1971-03-26 1971-03-26 Elektrohydraulische Steuerungsvorrichtung für einen hydraulischen Verbraucher

Publications (1)

Publication Number Publication Date
IT950735B true IT950735B (it) 1973-06-20

Family

ID=5802811

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2235172A IT950735B (it) 1971-03-26 1972-03-24 Dispositivo di comando elettroidrau lico per un utilizzatore idraulico agente in due direzioni

Country Status (7)

Country Link
US (1) US3774641A (it)
DE (1) DE2114639A1 (it)
FR (1) FR2130067B1 (it)
GB (1) GB1383823A (it)
IT (1) IT950735B (it)
PL (1) PL75123B1 (it)
SE (1) SE372600B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6048641B2 (ja) * 1976-06-11 1985-10-29 株式会社日立製作所 流体圧サ−ボ弁
US4282711A (en) 1979-07-26 1981-08-11 Deere & Company Hydrostatic transmission control system
CA1151979A (en) * 1978-06-01 1983-08-16 Reiner C. Onken Electro-hydraulic regulating drive and a fast-switching magnetic valve for use therein
MX152961A (es) * 1979-07-26 1986-07-09 Deere & Co Mejoras a aparato de control de transmision hidrostatica
JPS5689491A (en) * 1979-12-14 1981-07-20 Kobe Steel Ltd Master slave device
JPS57197334A (en) * 1981-05-26 1982-12-03 Komatsu Ltd Electric oil pressure controller for construction vehicle
DE3134065A1 (de) * 1981-08-28 1983-03-10 Mannesmann Rexroth GmbH, 8770 Lohr Druckregelventil
US4422474A (en) * 1981-09-14 1983-12-27 Ford Motor Company Electro-hydraulic remote valve
DE3140301A1 (de) * 1981-10-10 1983-04-28 Bosch und Pierburg System oHG, 4040 Neuss Regelvorrichtung fuer ein druckgesteuertes stellglied
US4804009A (en) * 1982-06-08 1989-02-14 Johnson Service Company Pneumatic interface apparatus for control of process systems
JPS6159027A (ja) * 1984-08-31 1986-03-26 Aisin Seiki Co Ltd 油圧制御装置
US4934143A (en) * 1987-04-29 1990-06-19 Vickers, Incorporated Electrohydraulic fluid control system for variable displacement pump
FI117717B (fi) * 1999-07-09 2007-01-31 Ciba Sc Holding Ag Pintaliimakoostumus
US7775240B2 (en) * 2006-02-07 2010-08-17 Sturman Digital Systems, Llc Spool valve
JP5505843B2 (ja) * 2011-04-07 2014-05-28 Ｓｍｃ株式会社 パイロット式３位置切換弁
JP6286307B2 (ja) * 2014-07-24 2018-02-28 Ｋｙｂ株式会社 方向制御弁
US9970557B2 (en) * 2016-06-27 2018-05-15 Travis Victor Dean Loewen Multi-pilot variable pressure relay valve
EP4146945B1 (en) * 2020-05-09 2024-10-30 Emerson Process Management Valve Automation, Inc. Universal logic circuit for electro-hydraulic actuator
US12313092B2 (en) 2023-07-14 2025-05-27 Cnh Industrial America Llc Systems and methods for grouping hydraulic functions for an agricultural implement

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US22728A (en) * 1859-01-25 Washing-machine
GB735502A (en) * 1948-10-30 1955-08-24 Northrop Aircraft Inc Improvements in combined aileron and landing flap

Also Published As

Publication number Publication date
PL75123B1 (it) 1974-12-31
GB1383823A (en) 1974-02-12
US3774641A (en) 1973-11-27
DE2114639A1 (de) 1972-10-05
SE372600B (it) 1974-12-23
FR2130067B1 (it) 1975-08-29
FR2130067A1 (it) 1972-11-03

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