CA2281786A1 - Accumulateur hydraulique - Google Patents

Accumulateur hydraulique Download PDF

Info

Publication number
CA2281786A1
CA2281786A1 CA002281786A CA2281786A CA2281786A1 CA 2281786 A1 CA2281786 A1 CA 2281786A1 CA 002281786 A CA002281786 A CA 002281786A CA 2281786 A CA2281786 A CA 2281786A CA 2281786 A1 CA2281786 A1 CA 2281786A1
Authority
CA
Canada
Prior art keywords
pressure
pressure chamber
pressure accumulator
reservoir
proof
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
CA002281786A
Other languages
English (en)
Other versions
CA2281786C (fr
Inventor
Pekka Makynen
Raimo Makynen
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.)
HYDROLL Oy
Original Assignee
Hydroll Oy
Pekka Makynen
Raimo Makynen
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 Hydroll Oy, Pekka Makynen, Raimo Makynen filed Critical Hydroll Oy
Publication of CA2281786A1 publication Critical patent/CA2281786A1/fr
Application granted granted Critical
Publication of CA2281786C publication Critical patent/CA2281786C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F15B2201/312—Sealings therefor, e.g. piston rings
    • 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
    • F15B2201/315—Accumulator separating means having flexible separating means
    • F15B2201/3151—Accumulator separating means having flexible separating means the flexible separating means being diaphragms or membranes
    • 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
    • F15B2201/415—Gas ports
    • F15B2201/4155—Gas ports having valve means

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)
  • Braking Systems And Boosters (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Vehicle Body Suspensions (AREA)
CA002281786A 1997-02-14 1998-02-16 Accumulateur hydraulique Expired - Fee Related CA2281786C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI970621A FI106399B (fi) 1997-02-14 1997-02-14 Paineakku
FI970621 1997-02-14
PCT/FI1998/000140 WO1998036174A1 (fr) 1997-02-14 1998-02-16 Accumulateur hydraulique

Publications (2)

Publication Number Publication Date
CA2281786A1 true CA2281786A1 (fr) 1998-08-20
CA2281786C CA2281786C (fr) 2006-08-01

Family

ID=8548202

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002281786A Expired - Fee Related CA2281786C (fr) 1997-02-14 1998-02-16 Accumulateur hydraulique

Country Status (8)

Country Link
EP (1) EP0960278B1 (fr)
AT (1) ATE254724T1 (fr)
AU (1) AU722352B2 (fr)
CA (1) CA2281786C (fr)
DE (1) DE69819872T2 (fr)
FI (1) FI106399B (fr)
NO (1) NO314363B1 (fr)
WO (1) WO1998036174A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2420380A (en) * 2004-11-18 2006-05-24 Parker Hannifin Plc Twin piston gas filled hydraulic actuator
CN104514758A (zh) * 2013-09-27 2015-04-15 陈启星 基于集液器和夹心活塞的液封蓄能器及其液压系统
DE202014010304U1 (de) * 2014-03-29 2016-01-22 Anatolij Bolenko Mit Unterwasserdruck und doppeltem Zylinder Luft komprimieren.
CN110552918B (zh) * 2018-05-31 2021-01-12 宝武特种冶金有限公司 用于无缝钢管热挤压产线液压系统的氮气补充控制方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3467140A (en) * 1965-07-16 1969-09-16 Ralph P Piffath Hermetical sealing mechanism
US3907001A (en) * 1973-02-12 1975-09-23 Pneumo Dynamics Corp Combination accumulator reservoir

Also Published As

Publication number Publication date
EP0960278A1 (fr) 1999-12-01
DE69819872D1 (de) 2003-12-24
FI970621A (fi) 1998-08-15
EP0960278B1 (fr) 2003-11-19
NO314363B1 (no) 2003-03-10
WO1998036174A1 (fr) 1998-08-20
NO993880L (no) 1999-10-14
DE69819872T2 (de) 2004-08-05
ATE254724T1 (de) 2003-12-15
CA2281786C (fr) 2006-08-01
FI970621A0 (fi) 1997-02-14
AU5991898A (en) 1998-09-08
NO993880D0 (no) 1999-08-11
FI106399B (fi) 2001-01-31
AU722352B2 (en) 2000-07-27

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed