GB1352905A - Pneumatic two point controller - Google Patents

Pneumatic two point controller

Info

Publication number
GB1352905A
GB1352905A GB3772971A GB3772971A GB1352905A GB 1352905 A GB1352905 A GB 1352905A GB 3772971 A GB3772971 A GB 3772971A GB 3772971 A GB3772971 A GB 3772971A GB 1352905 A GB1352905 A GB 1352905A
Authority
GB
United Kingdom
Prior art keywords
pressure
amplifier
aug
pneumatic
point controller
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
GB3772971A
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.)
JC Eckardt AG
Original Assignee
JC Eckardt AG
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 JC Eckardt AG filed Critical JC Eckardt AG
Publication of GB1352905A publication Critical patent/GB1352905A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F15B5/00—Transducers converting variations of physical quantities, e.g. expressed by variations in positions of members, into fluid-pressure variations or vice versa; Varying fluid pressure as a function of variations of a plurality of fluid pressures or variations of other quantities
    • F15B5/003—Transducers converting variations of physical quantities, e.g. expressed by variations in positions of members, into fluid-pressure variations or vice versa; Varying fluid pressure as a function of variations of a plurality of fluid pressures or variations of other quantities characterised by variation of the pressure in a nozzle or the like, e.g. nozzle-flapper system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
    • F15C3/00—Circuit elements having moving parts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2278—Pressure modulating relays or followers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2278—Pressure modulating relays or followers
    • Y10T137/2409—With counter-balancing pressure feedback to the modulating device

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Theoretical Computer Science (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Control Of Fluid Pressure (AREA)
GB3772971A 1970-08-13 1971-08-11 Pneumatic two point controller Expired GB1352905A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2040170A DE2040170C3 (de) 1970-08-13 1970-08-13 Druckmittelbetriebener Zweipunktregler

Publications (1)

Publication Number Publication Date
GB1352905A true GB1352905A (en) 1974-05-15

Family

ID=5779583

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3772971A Expired GB1352905A (en) 1970-08-13 1971-08-11 Pneumatic two point controller

Country Status (5)

Country Link
US (1) US3877477A (enExample)
CH (1) CH524854A (enExample)
DE (1) DE2040170C3 (enExample)
FR (1) FR2102226B1 (enExample)
GB (1) GB1352905A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4705067A (en) * 1986-05-13 1987-11-10 Coffee Curtis L Electric-to-pressure transducer
RU2235300C2 (ru) * 2001-05-28 2004-08-27 ЗАО НПП "Центравтоматика" Многоканальный пневмоэлектрический сигнализатор

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3104810A (en) * 1963-09-24 Input
US2973772A (en) * 1959-02-20 1961-03-07 Phillips Petroleum Co Controller limit system
US3266380A (en) * 1963-11-26 1966-08-16 Stanford Research Inst Pneumatic operational amplifier system
US3455319A (en) * 1966-12-22 1969-07-15 Honeywell Inc Control apparatus
DE2014307C3 (de) * 1970-03-25 1980-03-13 Eckardt Ag, 7000 Stuttgart Pneumatischer Zweipunktregler

Also Published As

Publication number Publication date
DE2040170C3 (de) 1975-11-13
DE2040170A1 (de) 1972-02-17
DE2040170B2 (enExample) 1975-04-03
FR2102226B1 (enExample) 1975-07-11
US3877477A (en) 1975-04-15
CH524854A (de) 1972-06-30
FR2102226A1 (enExample) 1972-04-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees