FR2587779B1 - SEALING DEVICE FOR FLOATING PISTON - Google Patents

SEALING DEVICE FOR FLOATING PISTON

Info

Publication number
FR2587779B1
FR2587779B1 FR8513993A FR8513993A FR2587779B1 FR 2587779 B1 FR2587779 B1 FR 2587779B1 FR 8513993 A FR8513993 A FR 8513993A FR 8513993 A FR8513993 A FR 8513993A FR 2587779 B1 FR2587779 B1 FR 2587779B1
Authority
FR
France
Prior art keywords
sealing device
floating piston
floating
piston
sealing
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.)
Expired
Application number
FR8513993A
Other languages
French (fr)
Other versions
FR2587779A1 (en
Inventor
Christian Lamy
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.)
Joint Francais SNC
Original Assignee
Joint Francais SNC
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 Joint Francais SNC filed Critical Joint Francais SNC
Priority to FR8513993A priority Critical patent/FR2587779B1/en
Priority claimed from EP86402107A external-priority patent/EP0261293B1/en
Publication of FR2587779A1 publication Critical patent/FR2587779A1/en
Application granted granted Critical
Publication of FR2587779B1 publication Critical patent/FR2587779B1/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
    • F16F9/066—Units characterised by the partition, baffle or like element
    • F16F9/067—Partitions of the piston type, e.g. sliding 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
    • 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
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/46—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings
    • F16J15/48—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings influenced by the pressure within the member to be sealed
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Architecture (AREA)
  • Fluid-Damping Devices (AREA)
FR8513993A 1985-09-20 1985-09-20 SEALING DEVICE FOR FLOATING PISTON Expired FR2587779B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8513993A FR2587779B1 (en) 1985-09-20 1985-09-20 SEALING DEVICE FOR FLOATING PISTON

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8513993A FR2587779B1 (en) 1985-09-20 1985-09-20 SEALING DEVICE FOR FLOATING PISTON
EP86402107A EP0261293B1 (en) 1986-09-25 1986-09-25 Sealing device for a floating piston

Publications (2)

Publication Number Publication Date
FR2587779A1 FR2587779A1 (en) 1987-03-27
FR2587779B1 true FR2587779B1 (en) 1989-06-16

Family

ID=26106020

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8513993A Expired FR2587779B1 (en) 1985-09-20 1985-09-20 SEALING DEVICE FOR FLOATING PISTON

Country Status (1)

Country Link
FR (1) FR2587779B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10344407B4 (en) * 2003-09-25 2006-06-08 Rexroth Mecman Gmbh Valve and method for a pressure-tight, low-friction arrangement of an associated valve spool in a housing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB529885A (en) * 1939-06-10 1940-11-29 Edward Cuthbert Lee Pistons and cylinders for varied uses
FR2063665A5 (en) * 1969-10-27 1971-07-09 Bourcier Carbon Christian
FR2179288A5 (en) * 1972-04-05 1973-11-16 Boyer Jean Jacques
DE2738809A1 (en) * 1977-08-29 1979-03-08 Guenter Otto Hydraulic or pneumatic piston seal - has rings formed by frusto=conical protrusions on cylindrical rubber block

Also Published As

Publication number Publication date
FR2587779A1 (en) 1987-03-27

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Legal Events

Date Code Title Description
ST Notification of lapse