FR2407344B1 - Convertisseur pneumatique/hydraulique - Google Patents

Convertisseur pneumatique/hydraulique

Info

Publication number
FR2407344B1
FR2407344B1 FR7830347A FR7830347A FR2407344B1 FR 2407344 B1 FR2407344 B1 FR 2407344B1 FR 7830347 A FR7830347 A FR 7830347A FR 7830347 A FR7830347 A FR 7830347A FR 2407344 B1 FR2407344 B1 FR 2407344B1
Authority
FR
France
Prior art keywords
pneumatic
hydraulic converter
converter
hydraulic
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
FR7830347A
Other languages
English (en)
Other versions
FR2407344A1 (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.)
Fluid Devices Ltd
Original Assignee
Fluid Devices Ltd
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 Fluid Devices Ltd filed Critical Fluid Devices Ltd
Publication of FR2407344A1 publication Critical patent/FR2407344A1/fr
Application granted granted Critical
Publication of FR2407344B1 publication Critical patent/FR2407344B1/fr
Expired 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/08—Indicating faults in circuits or apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Reciprocating Pumps (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Loading And Unloading Of Fuel Tanks Or Ships (AREA)
FR7830347A 1977-10-25 1978-10-25 Convertisseur pneumatique/hydraulique Expired FR2407344B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB44300/77A GB1604628A (en) 1977-10-25 1977-10-25 Fluid operated valve

Publications (2)

Publication Number Publication Date
FR2407344A1 FR2407344A1 (fr) 1979-05-25
FR2407344B1 true FR2407344B1 (fr) 1985-11-08

Family

ID=10432658

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7830347A Expired FR2407344B1 (fr) 1977-10-25 1978-10-25 Convertisseur pneumatique/hydraulique

Country Status (7)

Country Link
JP (1) JPS5477306A (fr)
BR (1) BR7807036A (fr)
DE (1) DE2846850A1 (fr)
ES (1) ES474466A1 (fr)
FR (1) FR2407344B1 (fr)
GB (1) GB1604628A (fr)
IT (1) IT1100148B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5641169U (fr) * 1979-09-10 1981-04-16

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2454940C3 (de) * 1974-11-20 1978-06-01 Demag Ag, 4100 Duisburg Schlaggerät
FR2319787A1 (fr) * 1975-07-30 1977-02-25 Madan Et Cy Ltd Charles S Pompe a mouvement alternatif pour liquides
JPS5232105A (en) * 1975-07-31 1977-03-11 Chiyaaruzu Esu Madan Ando Co L Liquid reciprocating pumps
DE2534237C3 (de) * 1975-07-31 1978-04-13 Charles S. Madan & Co. Ltd., Altrincham, Cheshire (Grossbritannien) Pneumatisch angetriebene Kolbenpumpe

Also Published As

Publication number Publication date
IT1100148B (it) 1985-09-28
GB1604628A (en) 1981-12-09
JPS5477306A (en) 1979-06-20
BR7807036A (pt) 1979-07-10
DE2846850A1 (de) 1979-04-26
ES474466A1 (es) 1981-05-16
IT7829097A0 (it) 1978-10-25
FR2407344A1 (fr) 1979-05-25

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Legal Events

Date Code Title Description
ST Notification of lapse