FR2501322B1 - - Google Patents

Info

Publication number
FR2501322B1
FR2501322B1 FR8104390A FR8104390A FR2501322B1 FR 2501322 B1 FR2501322 B1 FR 2501322B1 FR 8104390 A FR8104390 A FR 8104390A FR 8104390 A FR8104390 A FR 8104390A FR 2501322 B1 FR2501322 B1 FR 2501322B1
Authority
FR
France
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
FR8104390A
Other languages
French (fr)
Other versions
FR2501322A1 (fr
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.)
MDPA
Original Assignee
MDPA
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 MDPA filed Critical MDPA
Priority to FR8104390A priority Critical patent/FR2501322A1/fr
Priority to GB8205468A priority patent/GB2094419B/en
Priority to IT47906/82A priority patent/IT1148102B/it
Priority to DE19823207999 priority patent/DE3207999A1/de
Publication of FR2501322A1 publication Critical patent/FR2501322A1/fr
Application granted granted Critical
Publication of FR2501322B1 publication Critical patent/FR2501322B1/fr
Granted 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J10/00—Engine or like cylinders; Features of hollow, e.g. cylindrical, bodies in general
    • F16J10/02—Cylinders designed to receive moving pistons or plungers
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1433—End caps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Combustion & Propulsion (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Actuator (AREA)
  • Sealing Devices (AREA)
FR8104390A 1981-03-05 1981-03-05 Joint annulaire a plusieurs fonctions utilisables dans les dispositifs a axe lisse et cylindre concentrique Granted FR2501322A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8104390A FR2501322A1 (fr) 1981-03-05 1981-03-05 Joint annulaire a plusieurs fonctions utilisables dans les dispositifs a axe lisse et cylindre concentrique
GB8205468A GB2094419B (en) 1981-03-05 1982-02-24 Multi-function annular sealing element
IT47906/82A IT1148102B (it) 1981-03-05 1982-03-03 Giunto anulare a piu' funzioni utilizzabili nei dispositivi ad asse liscio e cilindro concentrico
DE19823207999 DE3207999A1 (de) 1981-03-05 1982-03-05 Ringdichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8104390A FR2501322A1 (fr) 1981-03-05 1981-03-05 Joint annulaire a plusieurs fonctions utilisables dans les dispositifs a axe lisse et cylindre concentrique

Publications (2)

Publication Number Publication Date
FR2501322A1 FR2501322A1 (fr) 1982-09-10
FR2501322B1 true FR2501322B1 (sr) 1983-04-15

Family

ID=9255884

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8104390A Granted FR2501322A1 (fr) 1981-03-05 1981-03-05 Joint annulaire a plusieurs fonctions utilisables dans les dispositifs a axe lisse et cylindre concentrique

Country Status (4)

Country Link
DE (1) DE3207999A1 (sr)
FR (1) FR2501322A1 (sr)
GB (1) GB2094419B (sr)
IT (1) IT1148102B (sr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4018215C2 (de) * 1990-06-07 1994-07-21 Goetze Ag Wellenabdichtung
DE4202746A1 (de) * 1992-01-31 1993-08-05 Schaeffler Waelzlager Kg Kugelumlaufeinheit fuer linearfuehrungen
DE102009014814A1 (de) 2009-03-25 2010-09-30 Festo Ag & Co. Kg Fluidbetätigter Arbeitszylinder
EP2671004B1 (en) * 2011-02-02 2020-04-22 Technofast Industries Pty Ltd. High-pressure sealing ring
CN115163145B (zh) * 2022-09-05 2022-11-18 河南省豫煤矿机有限公司 一种高煤矿液压支架用双伸缩立柱

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7814685U1 (de) * 1978-11-02 Praedifa Jaeger Kg Praezisions-Dichtungsfabrik Gmbh & Cie, 7120 Bietigheim-Bissingen Dicht-Abstreifring für Kolbenstangen
FR1206366A (fr) * 1958-08-13 1960-02-09 Hydrel Procédé pour le montage des organes divers notamment des chapeaux de vérin en bout des cylindres et tubes
GB1268371A (en) * 1968-05-08 1972-03-29 Dowty Seals Ltd Fluid-pressure-operated piston-and-cylinder devices
FR2238389A5 (en) * 1973-07-19 1975-02-14 Chromex Sa Plastic end piece for hydraulic shock absorber - has sealing rings and scraper lip running against central shaft
FR2308031A1 (fr) * 1975-04-18 1976-11-12 Allinquant Fernand Joint d'etancheite pour tiges coulissantes
US4085661A (en) * 1976-07-16 1978-04-25 Edward D. Meyer Double wedge-lock cylinder head
DE2905742C2 (de) * 1979-02-15 1982-04-15 Prädifa Präzisions-Dichtungs-Fabrik GmbH, 7120 Bietigheim-Bissingen Stangen-oder Stößel-Dichtung

Also Published As

Publication number Publication date
IT1148102B (it) 1986-11-26
DE3207999A1 (de) 1982-09-16
IT8247906A0 (it) 1982-03-03
DE3207999C2 (sr) 1992-03-05
GB2094419A (en) 1982-09-15
GB2094419B (en) 1984-08-30
FR2501322A1 (fr) 1982-09-10

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Legal Events

Date Code Title Description
ST Notification of lapse