GB1604628A - Fluid operated valve - Google Patents

Fluid operated valve Download PDF

Info

Publication number
GB1604628A
GB1604628A GB44300/77A GB4430077A GB1604628A GB 1604628 A GB1604628 A GB 1604628A GB 44300/77 A GB44300/77 A GB 44300/77A GB 4430077 A GB4430077 A GB 4430077A GB 1604628 A GB1604628 A GB 1604628A
Authority
GB
United Kingdom
Prior art keywords
valve
piston
counterbore
bore
ports
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
GB44300/77A
Other languages
English (en)
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
Priority to GB44300/77A priority Critical patent/GB1604628A/en
Priority to ES474466A priority patent/ES474466A1/es
Priority to FR7830347A priority patent/FR2407344B1/fr
Priority to JP13059978A priority patent/JPS5477306A/ja
Priority to DE19782846850 priority patent/DE2846850A1/de
Priority to BR7807036A priority patent/BR7807036A/pt
Priority to IT29097/78A priority patent/IT1100148B/it
Publication of GB1604628A publication Critical patent/GB1604628A/en
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)
GB44300/77A 1977-10-25 1977-10-25 Fluid operated valve Expired GB1604628A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB44300/77A GB1604628A (en) 1977-10-25 1977-10-25 Fluid operated valve
ES474466A ES474466A1 (es) 1977-10-25 1978-10-24 Una válvula accionada por fluido perfeccionada.
FR7830347A FR2407344B1 (fr) 1977-10-25 1978-10-25 Convertisseur pneumatique/hydraulique
JP13059978A JPS5477306A (en) 1977-10-25 1978-10-25 Air and oil pressure convertor
DE19782846850 DE2846850A1 (de) 1977-10-25 1978-10-25 Durch ein fluidum betriebene vorrichtung, insbesondere pneumatisch/hydraulischer wandler
BR7807036A BR7807036A (pt) 1977-10-25 1978-10-25 Conversor pneumatico-hidraulico e valvula operada a fluido
IT29097/78A IT1100148B (it) 1977-10-25 1978-10-25 Convertitore pneumatico idraulico a pistoni coassiali sovraposti,con silenziatore incorporato

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 (1)

Publication Number Publication Date
GB1604628A true GB1604628A (en) 1981-12-09

Family

ID=10432658

Family Applications (1)

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

Country Status (7)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5641169U (ja) * 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
FR2407344B1 (fr) 1985-11-08
IT7829097A0 (it) 1978-10-25
JPS5477306A (en) 1979-06-20
DE2846850A1 (de) 1979-04-26
FR2407344A1 (fr) 1979-05-25
BR7807036A (pt) 1979-07-10
ES474466A1 (es) 1981-05-16
IT1100148B (it) 1985-09-28

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 19980530