FR2441748A1 - Verin a inversion automatique du mouvement du piston pour commandes hydrauliques ou pneumatiques - Google Patents

Verin a inversion automatique du mouvement du piston pour commandes hydrauliques ou pneumatiques

Info

Publication number
FR2441748A1
FR2441748A1 FR7928342A FR7928342A FR2441748A1 FR 2441748 A1 FR2441748 A1 FR 2441748A1 FR 7928342 A FR7928342 A FR 7928342A FR 7928342 A FR7928342 A FR 7928342A FR 2441748 A1 FR2441748 A1 FR 2441748A1
Authority
FR
France
Prior art keywords
valve plate
orifice
differential pressure
servo system
pneumatic motor
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
FR7928342A
Other languages
English (en)
Other versions
FR2441748B1 (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.)
Hoerbiger Ventilwerke GmbH and Co KG
Original Assignee
Hoerbiger Ventilwerke GmbH and Co 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
Application filed by Hoerbiger Ventilwerke GmbH and Co KG filed Critical Hoerbiger Ventilwerke GmbH and Co KG
Publication of FR2441748A1 publication Critical patent/FR2441748A1/fr
Application granted granted Critical
Publication of FR2441748B1 publication Critical patent/FR2441748B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B11/00—Reciprocating-piston machines or engines without rotary main shaft, e.g. of free-piston type
    • F01B11/001—Reciprocating-piston machines or engines without rotary main shaft, e.g. of free-piston type in which the movement in the two directions is obtained by one double acting piston motor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B17/00—Reciprocating-piston machines or engines characterised by use of uniflow principle
    • F01B17/02—Engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L21/00—Use of working pistons or pistons-rods as fluid-distributing valves or as valve-supporting elements, e.g. in free-piston machines
    • F01L21/04—Valves arranged in or on piston or piston-rod

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)

Abstract

CE VERIN COMPREND UN DISPOSITIF AUTOMATIQUE 4 D'INVERSION DU SENS DE MOUVEMENT DU PISTON 3 COMPOSE D'UN ELEMENT DE SIEGE 5 QUI PRESENTE AU MOINS UN CANAL D'ALIMENTATION 6 ET AU MOINS UN CANAL DE DECHARGE 7, AINSI QUE D'UNE PLAQUE D'INVERSION 8 DISPOSEE MOBILE AU-DESSUS DE L'ELEMENT DE SIEGE, QUI DELIMITE AVEC CET ELEMENT UNE CHAMBRE DE PRESSION 9, COMMUNIQUANT PAR UNE SECTION DE PASSAGE ETRANGLEE 10 AVEC L'INTERIEUR 2 DU CYLINDRE DU VERIN, ET QUI COMMANDE L'OUVERTURE ET LA FERMETURE DES CANAUX D'ALIMENTATION 6 ET DE DECHARGE 7 PAR DES CLAPETS 11 OU DES ORGANES ANALOGUES DEPLACABLES EN SENS OPPOSES.
FR7928342A 1978-11-17 1979-11-16 Verin a inversion automatique du mouvement du piston pour commandes hydrauliques ou pneumatiques Granted FR2441748A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0823378A AT379000B (de) 1978-11-17 1978-11-17 Antriebszylinder fuer fluidische steuerungen

Publications (2)

Publication Number Publication Date
FR2441748A1 true FR2441748A1 (fr) 1980-06-13
FR2441748B1 FR2441748B1 (fr) 1985-02-08

Family

ID=3603669

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7928342A Granted FR2441748A1 (fr) 1978-11-17 1979-11-16 Verin a inversion automatique du mouvement du piston pour commandes hydrauliques ou pneumatiques

Country Status (4)

Country Link
AT (1) AT379000B (fr)
DE (1) DE2945863A1 (fr)
FR (1) FR2441748A1 (fr)
IT (1) IT1124979B (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2591659A1 (fr) * 1985-12-18 1987-06-19 Fogautolube Sa Systeme de distribution pour moteur pneumatique alternatif
DE3744628A1 (de) * 1987-12-31 1989-07-13 Fraunhofer Ges Forschung Kolben/zylinder-einheit mit verdrehsicherem kolben
WO1993007360A1 (fr) * 1991-10-08 1993-04-15 Maechler Josef Moteur a piston oscillant et installation comprenant un moteur a piston oscillant
EP0676610A1 (fr) * 1994-04-09 1995-10-11 Loral Europe Limited Machine à piston libre

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT388658B (de) * 1987-09-22 1989-08-10 Bock Orthopaed Ind Doppelt wirkende hydraulische kolben-zylindereinheit
DE4038170A1 (de) * 1990-11-30 1992-06-04 Claas Ohg Dreistellungszylindersystem

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2024955A1 (fr) * 1968-11-29 1970-09-04 Philips Nv Moteur actionné par un fluide
FR2136213A5 (fr) * 1971-04-07 1972-12-22 Philips Nv

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3645169A (en) * 1970-03-24 1972-02-29 Applied Power Ind Inc Cycling valve

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2024955A1 (fr) * 1968-11-29 1970-09-04 Philips Nv Moteur actionné par un fluide
FR2136213A5 (fr) * 1971-04-07 1972-12-22 Philips Nv

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2591659A1 (fr) * 1985-12-18 1987-06-19 Fogautolube Sa Systeme de distribution pour moteur pneumatique alternatif
DE3744628A1 (de) * 1987-12-31 1989-07-13 Fraunhofer Ges Forschung Kolben/zylinder-einheit mit verdrehsicherem kolben
WO1993007360A1 (fr) * 1991-10-08 1993-04-15 Maechler Josef Moteur a piston oscillant et installation comprenant un moteur a piston oscillant
EP0676610A1 (fr) * 1994-04-09 1995-10-11 Loral Europe Limited Machine à piston libre
US5646363A (en) * 1994-04-09 1997-07-08 Loral Europe Limited Free piston machine

Also Published As

Publication number Publication date
ATA823378A (de) 1985-03-15
IT1124979B (it) 1986-05-14
IT7927315A0 (it) 1979-11-15
DE2945863A1 (de) 1980-05-29
AT379000B (de) 1985-10-25
DE2945863C2 (fr) 1988-08-25
FR2441748B1 (fr) 1985-02-08

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Legal Events

Date Code Title Description
ST Notification of lapse