IT1144292B - Dispositivo idraulico a comando manuale per il controllo di un distributore idraulico - Google Patents

Dispositivo idraulico a comando manuale per il controllo di un distributore idraulico

Info

Publication number
IT1144292B
IT1144292B IT67956/81A IT6795681A IT1144292B IT 1144292 B IT1144292 B IT 1144292B IT 67956/81 A IT67956/81 A IT 67956/81A IT 6795681 A IT6795681 A IT 6795681A IT 1144292 B IT1144292 B IT 1144292B
Authority
IT
Italy
Prior art keywords
hydraulic
control
manually operated
distributor
hydraulic device
Prior art date
Application number
IT67956/81A
Other languages
English (en)
Other versions
IT8167956A0 (it
Inventor
Rino Oreste Barbagli
Original Assignee
Fiat Allis Macch Movi
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 Fiat Allis Macch Movi filed Critical Fiat Allis Macch Movi
Priority to IT67956/81A priority Critical patent/IT1144292B/it
Publication of IT8167956A0 publication Critical patent/IT8167956A0/it
Priority to US06/371,551 priority patent/US4461320A/en
Priority to DE19823216659 priority patent/DE3216659A1/de
Application granted granted Critical
Publication of IT1144292B publication Critical patent/IT1144292B/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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/0422—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with manually-operated pilot valves, e.g. joysticks
    • F15B13/0424—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with manually-operated pilot valves, e.g. joysticks the joysticks being provided with electrical switches or sensors
    • 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
    • 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
    • Y10T137/87056—With selective motion for plural valve actuator
    • Y10T137/87072—Rotation about either of two pivotal axes
    • 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
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87233—Biased exhaust valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Mechanically-Actuated Valves (AREA)
IT67956/81A 1981-07-09 1981-07-09 Dispositivo idraulico a comando manuale per il controllo di un distributore idraulico IT1144292B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT67956/81A IT1144292B (it) 1981-07-09 1981-07-09 Dispositivo idraulico a comando manuale per il controllo di un distributore idraulico
US06/371,551 US4461320A (en) 1981-07-09 1982-04-26 Manually operable hydraulic control device with hydraulic position retention
DE19823216659 DE3216659A1 (de) 1981-07-09 1982-05-04 Handbetaetigbare hydrauliksteuervorrichtung mit hydraulischer lagesperre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67956/81A IT1144292B (it) 1981-07-09 1981-07-09 Dispositivo idraulico a comando manuale per il controllo di un distributore idraulico

Publications (2)

Publication Number Publication Date
IT8167956A0 IT8167956A0 (it) 1981-07-09
IT1144292B true IT1144292B (it) 1986-10-29

Family

ID=11306693

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67956/81A IT1144292B (it) 1981-07-09 1981-07-09 Dispositivo idraulico a comando manuale per il controllo di un distributore idraulico

Country Status (3)

Country Link
US (1) US4461320A (it)
DE (1) DE3216659A1 (it)
IT (1) IT1144292B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2540959B1 (fr) * 1983-02-15 1986-05-16 Rexroth Sigma Dispositif distributeur de fluide, notamment pour telecommande
US4530376A (en) * 1983-09-19 1985-07-23 Dresser Industries, Inc. Pilot valve including a hydraulically actuated detent
IT1187930B (it) * 1986-02-21 1987-12-23 Fiat Allis Europ Macchina movimento terra dotata di dispositivo automatico per la riproduzione del regime di funzionamento del suo motore principale
FR2648584B1 (fr) * 1989-06-16 1991-10-11 Rexroth Sigma Procede et systeme de regulation du courant moyen traversant une charge, et dispositif de telecommande electrique du type manipulateur en faisant application
US5295513A (en) * 1990-02-27 1994-03-22 Kabushiki Kaisha Komatsu Seidakusho Pilot valve apparatus
US5251534A (en) * 1992-04-29 1993-10-12 Kayaba Industry Co. Ltd. Input apparatus
US5507317A (en) * 1992-04-29 1996-04-16 Kayaba Industry Co., Ltd. Input apparatus
EP0567698B1 (en) * 1992-04-29 1997-10-22 Kayaba Industry Co., Ltd. Input apparatus
FR2793532B1 (fr) * 1999-05-12 2001-08-03 Mannesmann Rexroth Sa Dispositif distributeur de fluide notamment pour telecommande hydraulique
US6352240B1 (en) * 1999-05-13 2002-03-05 Hill-Rom Services, Inc. Hydraulic control apparatus for a hospital bed
US20090283160A1 (en) * 2008-05-02 2009-11-19 James Fishwick Fluid flow control device and control circuit
WO2020208601A1 (en) * 2019-04-11 2020-10-15 Walvoil S.P.A. A modular control apparatus for actuating hydraulic valve systems

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2958233A (en) * 1957-11-27 1960-11-01 Thew Shovel Co Valve indexing mechanism
GB1032021A (en) * 1964-01-14 1966-06-08 Dowty Mining Equipment Ltd Advanceable roof support assembly
US3605814A (en) * 1969-11-06 1971-09-20 Harnischfeger Corp Pressure regulating valve
GB1321639A (en) * 1970-11-27 1973-06-27 Davis Pneumatic Systems Ltd Pneumatic valves
DE2152133B1 (de) * 1971-10-20 1973-02-22 Rexroth Gmbh G L Hydraulisch betaetigtes steuerventil
SE397390B (sv) * 1974-11-07 1977-10-31 Nordhydraulic Ab Anordning for hydraulisk styrning av centrerad flerleges riktningsventil
DE2517327A1 (de) * 1975-04-18 1976-10-28 Wabco Westinghouse Gmbh Handbetaetigtes vorsteuerventil fuer eine hydraulische steuereinrichtung
FI762482A (fi) * 1976-08-30 1978-03-01 Rauma Repola Oy Styrningsventil
DE2639486A1 (de) * 1976-09-02 1978-03-09 Tries Kg Hydraulisches steuersystem
FR2376978A1 (fr) * 1977-01-06 1978-08-04 Rexroth Sigma Perfectionnements aux dispositifs distributeurs de fluide, notamment pour telecommande hydraulique
US4341243A (en) * 1980-06-16 1982-07-27 Caterpillar Tractor Co. Pressure reducing valve with floating stem for make-up vent
US4342335A (en) * 1980-10-23 1982-08-03 Koehring Company Hydraulic valve detent mechanism

Also Published As

Publication number Publication date
US4461320A (en) 1984-07-24
IT8167956A0 (it) 1981-07-09
DE3216659A1 (de) 1983-01-27

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