FR2379971A7 - Piston, particulierement pour emploi dans les cylindres de verins pneumatiques - Google Patents

Piston, particulierement pour emploi dans les cylindres de verins pneumatiques

Info

Publication number
FR2379971A7
FR2379971A7 FR7803167A FR7803167A FR2379971A7 FR 2379971 A7 FR2379971 A7 FR 2379971A7 FR 7803167 A FR7803167 A FR 7803167A FR 7803167 A FR7803167 A FR 7803167A FR 2379971 A7 FR2379971 A7 FR 2379971A7
Authority
FR
France
Prior art keywords
piston
pneumatic cylinder
cylinder cylinders
ring
cylinders
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
FR7803167A
Other languages
English (en)
Inventor
Werner Hafner
Erich Habel
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.)
Carl Freudenberg KG
Original Assignee
Carl Freudenberg KG
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
Priority claimed from DE19777703341 external-priority patent/DE7703341U/de
Application filed by Carl Freudenberg KG filed Critical Carl Freudenberg KG
Application granted granted Critical
Publication of FR2379971A7 publication Critical patent/FR2379971A7/fr
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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3232—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips
    • 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
    • F16J1/00—Pistons; Trunk pistons; Plungers
    • F16J1/02—Bearing surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Sealing Devices (AREA)
  • Actuator (AREA)

Abstract

Le piston se compose d'une bague de renfort 1, 2, avec une bague de guidage 5 rigidement placée dans une rainure de la périphérie extérieure de cette bague de renfort et de lèvres d'étanchéité 3, 4, à profil angulaire, reliées par vulcanisation à la bague de renfort.
FR7803167A 1977-02-05 1978-02-03 Piston, particulierement pour emploi dans les cylindres de verins pneumatiques Expired FR2379971A7 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19777703341 DE7703341U (de) 1977-02-05 Kolben, insbesondere zur Verwendung

Publications (1)

Publication Number Publication Date
FR2379971A7 true FR2379971A7 (fr) 1978-09-01

Family

ID=6675142

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7803167A Expired FR2379971A7 (fr) 1977-02-05 1978-02-03 Piston, particulierement pour emploi dans les cylindres de verins pneumatiques

Country Status (7)

Country Link
US (1) US4205595A (fr)
ES (1) ES233102Y (fr)
FR (1) FR2379971A7 (fr)
GB (1) GB1554535A (fr)
IT (1) IT1103575B (fr)
NL (1) NL182098C (fr)
SE (1) SE433113B (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2444206A1 (fr) * 1978-12-14 1980-07-11 Festo Maschf Stoll G Piston, notamment pour verins pneumatiques
FR2598769A1 (fr) * 1986-05-13 1987-11-20 Jade Sa Garniture d'etancheite hydraulique ou pneumatique
EP0188651A3 (en) * 1985-01-17 1988-04-20 Firma Carl Freudenberg Seal-ring
EP0253086A3 (en) * 1986-07-16 1988-11-09 Wabco Westinghouse Steuerungstechnik Gmbh & Co. Sealing device of two engine parts being in relative mouvement against each other, in particular a piston sealing of a working cylinder
EP0307569A3 (en) * 1987-09-17 1989-10-11 Festo Kg Piston-cylinder aggregate

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0219598Y2 (fr) * 1987-05-30 1990-05-30
US4813343A (en) * 1988-01-28 1989-03-21 Schaefer Kenn A Ringless piston construction
US5113747A (en) * 1989-01-23 1992-05-19 Pignerol Herve Y High pressure piston sealing system and method of its assembly
DE4320840C1 (de) * 1993-06-23 1994-12-15 Freudenberg Carl Fa Dichtung für einen pneumatisch angetriebenen Kolben
DE50115234D1 (de) * 2000-06-09 2010-01-07 Fte Automotive Gmbh Hydraulische Stellvorichtung für die Betätigung einer Schaltstange
CN102767619A (zh) * 2012-07-29 2012-11-07 江苏德诚冶金电炉设备有限公司 一种带活塞导向密封结构的电极抱闸
CN111043100A (zh) * 2019-12-09 2020-04-21 陕西航空电气有限责任公司 一种活塞结构

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1577732A (en) * 1925-09-14 1926-03-23 West American Rubber Company I Piston for slush pumps
US2216291A (en) * 1937-11-29 1940-10-01 George E Failing Supply Compan Piston
US2402268A (en) * 1944-02-07 1946-06-18 Mission Mfg Co Piston
DE914574C (de) 1949-06-26 1954-07-05 Carl Freudenberg K G A A Dichtungsmanschette fuer hin und her gehende Maschinenteile
US3136228A (en) * 1962-02-05 1964-06-09 Baldwin Montrose Chemical Comp Piston structure
US3354794A (en) * 1965-05-17 1967-11-28 Vacell D Dailey Piston structure
US3319537A (en) * 1965-11-08 1967-05-16 Flair Line Piston for pneumatic cylinders
DE2432187C3 (de) * 1974-07-05 1981-01-29 Praedifa Praezisions-Dichtungs-Fabrik Gmbh, 7120 Bietigheim-Bissingen Dichtungsanordnung für einen doppelseitig beaufschlagten Kolben

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2444206A1 (fr) * 1978-12-14 1980-07-11 Festo Maschf Stoll G Piston, notamment pour verins pneumatiques
EP0188651A3 (en) * 1985-01-17 1988-04-20 Firma Carl Freudenberg Seal-ring
FR2598769A1 (fr) * 1986-05-13 1987-11-20 Jade Sa Garniture d'etancheite hydraulique ou pneumatique
EP0253086A3 (en) * 1986-07-16 1988-11-09 Wabco Westinghouse Steuerungstechnik Gmbh & Co. Sealing device of two engine parts being in relative mouvement against each other, in particular a piston sealing of a working cylinder
US4875405A (en) * 1986-07-16 1989-10-24 Wabco Westinghouse Steuerungstechnik Gmbh Sealing device
EP0307569A3 (en) * 1987-09-17 1989-10-11 Festo Kg Piston-cylinder aggregate
US4928577A (en) * 1987-09-17 1990-05-29 Kurt Stoll Piston and cylinder unit

Also Published As

Publication number Publication date
ES233102Y (es) 1978-09-01
GB1554535A (en) 1979-10-24
US4205595A (en) 1980-06-03
NL182098C (nl) 1988-01-04
SE433113B (sv) 1984-05-07
IT7847889A0 (it) 1978-02-02
SE7801082L (sv) 1978-08-06
IT1103575B (it) 1985-10-14
NL7714344A (nl) 1978-08-08
ES233102U (es) 1978-05-01

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