EP2012020A3 - Accumulateur de piston - Google Patents

Accumulateur de piston Download PDF

Info

Publication number
EP2012020A3
EP2012020A3 EP08009865A EP08009865A EP2012020A3 EP 2012020 A3 EP2012020 A3 EP 2012020A3 EP 08009865 A EP08009865 A EP 08009865A EP 08009865 A EP08009865 A EP 08009865A EP 2012020 A3 EP2012020 A3 EP 2012020A3
Authority
EP
European Patent Office
Prior art keywords
piston
cylinder
port
accumulator
fluid
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
EP08009865A
Other languages
German (de)
English (en)
Other versions
EP2012020B1 (fr
EP2012020A2 (fr
Inventor
Jürgen KNOBLOCH
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.)
AGCO GmbH and Co
Original Assignee
AGCO GmbH and Co
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 AGCO GmbH and Co filed Critical AGCO GmbH and Co
Publication of EP2012020A2 publication Critical patent/EP2012020A2/fr
Publication of EP2012020A3 publication Critical patent/EP2012020A3/fr
Application granted granted Critical
Publication of EP2012020B1 publication Critical patent/EP2012020B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/04—Accumulators
    • F15B1/08—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor
    • F15B1/24—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor with rigid separating means, e.g. pistons
    • 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
    • F15B2201/00—Accumulators
    • F15B2201/20—Accumulator cushioning means
    • F15B2201/205—Accumulator cushioning means using gas
    • 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
    • F15B2201/00—Accumulators
    • F15B2201/30—Accumulator separating means
    • F15B2201/31—Accumulator separating means having rigid separating means, e.g. pistons
    • 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
    • F15B2201/00—Accumulators
    • F15B2201/30—Accumulator separating means
    • F15B2201/32—Accumulator separating means having multiple separating means, e.g. with an auxiliary piston sliding within a main piston, multiple membranes or combinations thereof
    • 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
    • F15B2201/00—Accumulators
    • F15B2201/40—Constructional details of accumulators not otherwise provided for
    • F15B2201/41—Liquid ports
    • F15B2201/413—Liquid ports having multiple liquid ports

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Vehicle Body Suspensions (AREA)
EP20080009865 2007-07-06 2008-05-30 Accumulateur à piston Expired - Fee Related EP2012020B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200710031525 DE102007031525B4 (de) 2007-07-06 2007-07-06 Kolbenspeicher zur Dämpfung von zwei Fluidsystemen

Publications (3)

Publication Number Publication Date
EP2012020A2 EP2012020A2 (fr) 2009-01-07
EP2012020A3 true EP2012020A3 (fr) 2011-04-06
EP2012020B1 EP2012020B1 (fr) 2012-10-17

Family

ID=39865641

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20080009865 Expired - Fee Related EP2012020B1 (fr) 2007-07-06 2008-05-30 Accumulateur à piston

Country Status (2)

Country Link
EP (1) EP2012020B1 (fr)
DE (1) DE102007031525B4 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011047776A2 (fr) 2009-10-19 2011-04-28 Hydac Technology Gmbh Dispositif pour libérer par impulsions une quantité de fluide pouvant être stockée dans un boîtier de stockage
CN104006008A (zh) * 2014-06-13 2014-08-27 三一矿机有限公司 一种缓冲活塞蓄能器
DE102016003153A1 (de) * 2016-03-15 2017-09-21 Hydac Technology Gmbh Speichervorrichtung und hydropneumatische Federung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0078031A1 (fr) * 1981-10-26 1983-05-04 Deere & Company Accumulateur de pression
DE9416577U1 (de) * 1993-11-10 1995-01-05 Hydac Technology Gmbh, 66280 Sulzbach Kolbenspeicher
GB2420380A (en) * 2004-11-18 2006-05-24 Parker Hannifin Plc Twin piston gas filled hydraulic actuator

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3869861A (en) * 1973-10-15 1975-03-11 Hesston Corp Combination hydraulic cylinder and accumulator
SE420436B (sv) * 1980-02-04 1981-10-05 Gustav Weqscheider Hydropneumatisk ackumulator med i en cylinder fritt forskjutbar kolv

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0078031A1 (fr) * 1981-10-26 1983-05-04 Deere & Company Accumulateur de pression
DE9416577U1 (de) * 1993-11-10 1995-01-05 Hydac Technology Gmbh, 66280 Sulzbach Kolbenspeicher
GB2420380A (en) * 2004-11-18 2006-05-24 Parker Hannifin Plc Twin piston gas filled hydraulic actuator

Also Published As

Publication number Publication date
EP2012020B1 (fr) 2012-10-17
DE102007031525A1 (de) 2009-01-08
DE102007031525B4 (de) 2009-09-10
EP2012020A2 (fr) 2009-01-07

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