[go: up one dir, main page]

EP0053370A3 - Method to control a hydraulic mechanism, and hydraulic mechanism suited to carry out said method - Google Patents

Method to control a hydraulic mechanism, and hydraulic mechanism suited to carry out said method Download PDF

Info

Publication number
EP0053370A3
EP0053370A3 EP81109942A EP81109942A EP0053370A3 EP 0053370 A3 EP0053370 A3 EP 0053370A3 EP 81109942 A EP81109942 A EP 81109942A EP 81109942 A EP81109942 A EP 81109942A EP 0053370 A3 EP0053370 A3 EP 0053370A3
Authority
EP
European Patent Office
Prior art keywords
hydraulic mechanism
carry out
control
suited
hydraulic
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.)
Granted
Application number
EP81109942A
Other languages
German (de)
Other versions
EP0053370A2 (en
EP0053370B1 (en
Inventor
Friedrich Bubeck
Wilhelm Polhede
Uwe Dr. Reimpell
Friedrich Stark
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.)
Balzers und Leybold Deutschland Holding AG
Original Assignee
Leybold Heraeus 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
Application filed by Leybold Heraeus GmbH filed Critical Leybold Heraeus GmbH
Publication of EP0053370A2 publication Critical patent/EP0053370A2/en
Publication of EP0053370A3 publication Critical patent/EP0053370A3/en
Application granted granted Critical
Publication of EP0053370B1 publication Critical patent/EP0053370B1/en
Expired 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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/046—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed depending on the position of the working member
    • F15B11/048—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed depending on the position of the working member with deceleration control
    • 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
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/21—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
    • F15B2211/212—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being accumulators
    • 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
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3056—Assemblies of multiple valves
    • 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
    • F15B2211/30—Directional control
    • F15B2211/315—Directional control characterised by the connections of the valve or valves in the circuit
    • F15B2211/31523—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source and an output member
    • F15B2211/31535—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source and an output member having multiple pressure sources and a single output member
    • 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
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/327—Directional control characterised by the type of actuation electrically or electronically
    • 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
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40576—Assemblies of multiple valves
    • F15B2211/40584—Assemblies of multiple valves the flow control means arranged in parallel with a check valve
    • 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
    • F15B2211/40—Flow control
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41581—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a return line
    • 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
    • F15B2211/40—Flow control
    • F15B2211/42—Flow control characterised by the type of actuation
    • F15B2211/426—Flow control characterised by the type of actuation electrically or electronically
    • 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
    • F15B2211/40—Flow control
    • F15B2211/46—Control of flow in the return line, i.e. meter-out control
    • 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/625—Accumulators
    • 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/665—Methods of control using electronic components
    • 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/665—Methods of control using electronic components
    • F15B2211/6654—Flow rate control
    • 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
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/755—Control of acceleration or deceleration of the output member

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
EP81109942A 1980-11-27 1981-11-27 Method to control a hydraulic mechanism, and hydraulic mechanism suited to carry out said method Expired EP0053370B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19803044675 DE3044675A1 (en) 1980-11-27 1980-11-27 METHOD FOR CONTROLLING A HYDRAULIC DRIVE AND HYDRAULIC DRIVE SUITABLE FOR CARRYING OUT THIS CONTROL METHOD
DE3044675 1980-11-27

Publications (3)

Publication Number Publication Date
EP0053370A2 EP0053370A2 (en) 1982-06-09
EP0053370A3 true EP0053370A3 (en) 1983-05-04
EP0053370B1 EP0053370B1 (en) 1986-10-15

Family

ID=6117710

Family Applications (1)

Application Number Title Priority Date Filing Date
EP81109942A Expired EP0053370B1 (en) 1980-11-27 1981-11-27 Method to control a hydraulic mechanism, and hydraulic mechanism suited to carry out said method

Country Status (2)

Country Link
EP (1) EP0053370B1 (en)
DE (1) DE3044675A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3206162A1 (en) * 1982-02-20 1983-09-01 Hartmann & Lämmle GmbH & Co KG, 7255 Rutesheim DRIVE FOR A MOVABLE DIMENSION BY MEANS OF A HYDROMOTOR
SE437861B (en) * 1983-02-03 1985-03-18 Goran Palmers DEVICE FOR MEDIUM HYDRAULIC CYLINDER OPERATED MACHINERY WITH ONE OF A DRIVE CELL THROUGH AN ENERGY CUMULATOR DRIVE PUMP
DE3583147D1 (en) * 1985-12-13 1991-07-11 Schenck Ag Carl METHOD AND DEVICE FOR GENERATING IMPACTING LOADS ON A TESTING PART.
DE4439667C2 (en) * 1994-11-07 1998-07-02 Festo Ag & Co Working cylinder
DE102014212129A1 (en) * 2014-06-25 2015-12-31 Robert Bosch Gmbh Hydraulic arrangement
KR102092481B1 (en) * 2018-12-19 2020-04-20 주식회사 두산 Reversing prevention valve for a construction vehicle

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2118604A1 (en) * 1971-03-17 1972-10-05 Citroen Sa Servo valve
DE2245129A1 (en) * 1972-09-14 1974-03-21 Bosch Gmbh Robert WORK CYLINDER
FR2203032A1 (en) * 1972-10-17 1974-05-10 Philips Nv
GB2035464A (en) * 1978-11-28 1980-06-18 Dartec Ltd Actuator protection assemblies
DE2821489B2 (en) * 1978-05-17 1980-07-17 Danfoss A/S, Nordborg (Daenemark) Valve arrangement with two valve parts sliding one on top of the other
GB1592643A (en) * 1977-01-10 1981-07-08 Hydraudyne Bv Means for breaking the speed of movement of the piston of a piston-cylinder assembly

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1263514B (en) * 1961-07-27 1968-03-14 Siemens Ag Hydraulic drive
US3396635A (en) * 1966-11-30 1968-08-13 Cessna Aircraft Co Cushion stop for hydraulic actuators
FR1563208A (en) * 1968-03-01 1969-04-11
CH473319A (en) * 1968-06-19 1969-05-31 Hydrel Ag Maschf Fully hydraulic device on the machine or apparatus with a straight back and forth moving part, for largely load and speed independent reversal of the accuracy of the movement of the part between two adjustable reversing points
US3563273A (en) * 1968-10-28 1971-02-16 Carl R Mills Actuator valve
CH568495A5 (en) * 1974-03-11 1975-10-31 Haeny & Cie Ag
DE2851478A1 (en) * 1978-11-28 1980-06-04 Mts Systems Gmbh Quick-action HV switching mechanism - has two energy stores connected via holes to chamber containing drive piston

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2118604A1 (en) * 1971-03-17 1972-10-05 Citroen Sa Servo valve
DE2245129A1 (en) * 1972-09-14 1974-03-21 Bosch Gmbh Robert WORK CYLINDER
FR2203032A1 (en) * 1972-10-17 1974-05-10 Philips Nv
GB1592643A (en) * 1977-01-10 1981-07-08 Hydraudyne Bv Means for breaking the speed of movement of the piston of a piston-cylinder assembly
DE2821489B2 (en) * 1978-05-17 1980-07-17 Danfoss A/S, Nordborg (Daenemark) Valve arrangement with two valve parts sliding one on top of the other
GB2035464A (en) * 1978-11-28 1980-06-18 Dartec Ltd Actuator protection assemblies

Also Published As

Publication number Publication date
DE3044675A1 (en) 1982-07-08
EP0053370A2 (en) 1982-06-09
EP0053370B1 (en) 1986-10-15

Similar Documents

Publication Publication Date Title
AU540223B2 (en) Hydraulic pitch control
DE3176207D1 (en) Method for controlling a hydraulic power system
GB2089400B (en) Double acting hydraulic mechanism
GB2076125B (en) Electro-hydraulic control valve
DE3165029D1 (en) Hydraulic actuator
IL61719A (en) Hydraulic control system
AU6841481A (en) Fail safe hydraulic pitch control
GB2074274B (en) Power assisted hydraulic control system
AU541151B2 (en) Hydraulic pitch control
EP0032435A3 (en) Hydraulic brake control mechanism
GB2075934B (en) A hydraulic control system especially a steering system
GB2021818B (en) Hydraulic control system
GB2071783B (en) Hydraulic pressure control system
DE2966651D1 (en) Hydraulic system including a margin valve
JPS5759139A (en) Hydraulic plant
ZA794742B (en) Hydraulic control system
EP0053370A3 (en) Method to control a hydraulic mechanism, and hydraulic mechanism suited to carry out said method
GB2080575B (en) Electro-hydraulic control structure
GB8334351D0 (en) Hydraulic control
GB2026582B (en) Hydraulic control means
GB2068467B (en) Hydraulic control arrangement
GB2079900B (en) Hydraulic control device
GB2074759B (en) Hydraulic control system
ZA834290B (en) A hydraulic control
GB2072761B (en) Hydraulic control means

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 19811208

AK Designated contracting states

Designated state(s): CH FR GB IT

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Designated state(s): CH FR GB IT LI

ITF It: translation for a ep patent filed
GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): CH FR GB IT LI

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19881127

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Effective date: 19881130

Ref country code: CH

Effective date: 19881130

GBPC Gb: european patent ceased through non-payment of renewal fee
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19890731

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

ITTA It: last paid annual fee