AT385495B - Lasthalte- und senkbremsventil - Google Patents

Lasthalte- und senkbremsventil

Info

Publication number
AT385495B
AT385495B AT0177982A AT177982A AT385495B AT 385495 B AT385495 B AT 385495B AT 0177982 A AT0177982 A AT 0177982A AT 177982 A AT177982 A AT 177982A AT 385495 B AT385495 B AT 385495B
Authority
AT
Austria
Prior art keywords
load
brake valve
lower brake
valve
brake
Prior art date
Application number
AT0177982A
Other languages
English (en)
Other versions
ATA177982A (de
Inventor
Lars Yngve Andersson
Ralph Sigfrid Larsson
Nils Gunnar Lindmark
Original Assignee
Hiab Foco Ab
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 SE8102858A external-priority patent/SE449773B/sv
Application filed by Hiab Foco Ab filed Critical Hiab Foco Ab
Publication of ATA177982A publication Critical patent/ATA177982A/de
Application granted granted Critical
Publication of AT385495B publication Critical patent/AT385495B/de

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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/003—Systems with load-holding valves
    • 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
    • B66C13/18—Control systems or devices
    • 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
    • F15B13/01—Locking-valves or other detent i.e. load-holding devices
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50545—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using braking valves to maintain a back pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Fluid-Pressure Circuits (AREA)
AT0177982A 1981-05-07 1982-05-06 Lasthalte- und senkbremsventil AT385495B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8102858A SE449773B (sv) 1980-11-07 1981-05-07 Lasthallnings- och senkbromsventil for linjera eller olinjera hydraulmotorer

Publications (2)

Publication Number Publication Date
ATA177982A ATA177982A (de) 1987-09-15
AT385495B true AT385495B (de) 1988-04-11

Family

ID=20343753

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0177982A AT385495B (de) 1981-05-07 1982-05-06 Lasthalte- und senkbremsventil

Country Status (3)

Country Link
AT (1) AT385495B (de)
DE (1) DE3216580A1 (de)
IT (1) IT8267596A0 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9417904U1 (de) * 1994-11-08 1995-08-03 Ec Eng & Consult Spezialmasch Teleskopausleger

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3801006A1 (de) * 1988-01-15 1989-07-27 Joh Tirre Ohg Maschf Schaltung zur steuerung des betriebs eines hydraulischen hebezeuges, insbesondere eines ladekranes
DE9412531U1 (de) 1994-08-03 1994-09-29 Heilmeier & Weinlein Hydraulische Steuervorrichtung
DE19528981C1 (de) * 1995-08-07 1996-10-02 Heilmeier & Weinlein Verfahren zum Steuern eines Hydroverbrauchers und hydraulische Steuervorrichtung zur Durchführung des Verfahrens
WO1997013072A2 (de) * 1995-09-29 1997-04-10 Beringer Hydraulik Ag Dämpfung von druckschwingungen in hydraulikanlagen
IT1292919B1 (it) * 1997-05-13 1999-02-11 Mita Oleodinamica Spa Distributore per un sollevatore idraulico a posizione e sforzo controllati per trattori e macchine agricole.
DE10307346A1 (de) * 2003-02-21 2004-09-02 Deere & Company, Moline Ventilanordnung
DE102004012382B4 (de) * 2004-03-13 2014-03-13 Deere & Company Hydraulische Anordnung
SE531754C2 (sv) * 2007-05-11 2009-07-28 Nordhydraulic Ab Hydraulisk lastkontrollventilanordning
US11460054B2 (en) 2020-08-04 2022-10-04 Moley Magnetics, Inc. Generator motor flow control valve

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1807911B2 (de) * 1967-12-05 1972-09-28 Jeffrey Galion Inc., Columbus, Ohio (V.St.A.) Hydraulischer arbeitskreis fuer den teleskopantrieb eines teleskopierbaren dreiteiligen kranauslegers
DD115474A1 (de) * 1974-12-13 1975-10-05
DE2714722A1 (de) * 1976-04-01 1977-10-06 Smedby Mk Verkstad Ab Ventileinrichtung
DE2601999B2 (de) * 1976-01-21 1979-06-21 Ausscheidung in: 26 59 870 Danfoss A/S, Nordborg (Dänemark) Anordnung zur Beeinflussung der Arbeitsmenge eines Servomotors
FR2497784A1 (fr) * 1981-01-09 1982-07-16 Dresser Ind Vehicule de levage a usages multiples et procede pour commander l'elevation du dispositif de levage a fleche d'un tel dispositif

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2618641C3 (de) * 1976-04-28 1979-11-22 Weserhuette Ag, 4970 Bad Oeynhausen Hydraulischer Antrieb mit einem doppeltwirkenden Differentialzylinder
GB1551481A (en) * 1977-01-12 1979-08-30 Ford Motor Co Hydraulic valve assembly
JPS55135202A (en) * 1979-04-05 1980-10-21 Hitachi Constr Mach Co Ltd Driving circuit for hydraulically operated construction vehicle

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1807911B2 (de) * 1967-12-05 1972-09-28 Jeffrey Galion Inc., Columbus, Ohio (V.St.A.) Hydraulischer arbeitskreis fuer den teleskopantrieb eines teleskopierbaren dreiteiligen kranauslegers
DD115474A1 (de) * 1974-12-13 1975-10-05
DE2601999B2 (de) * 1976-01-21 1979-06-21 Ausscheidung in: 26 59 870 Danfoss A/S, Nordborg (Dänemark) Anordnung zur Beeinflussung der Arbeitsmenge eines Servomotors
DE2714722A1 (de) * 1976-04-01 1977-10-06 Smedby Mk Verkstad Ab Ventileinrichtung
FR2497784A1 (fr) * 1981-01-09 1982-07-16 Dresser Ind Vehicule de levage a usages multiples et procede pour commander l'elevation du dispositif de levage a fleche d'un tel dispositif

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9417904U1 (de) * 1994-11-08 1995-08-03 Ec Eng & Consult Spezialmasch Teleskopausleger

Also Published As

Publication number Publication date
DE3216580C2 (de) 1987-12-10
IT8267596A0 (it) 1982-05-07
DE3216580A1 (de) 1983-02-24
ATA177982A (de) 1987-09-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee