GB1397966A - Pneumatic controllers - Google Patents

Pneumatic controllers

Info

Publication number
GB1397966A
GB1397966A GB3249472A GB3249472A GB1397966A GB 1397966 A GB1397966 A GB 1397966A GB 3249472 A GB3249472 A GB 3249472A GB 3249472 A GB3249472 A GB 3249472A GB 1397966 A GB1397966 A GB 1397966A
Authority
GB
United Kingdom
Prior art keywords
relay
nozzle
output
force balance
input
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
GB3249472A
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.)
Compteurs Schlumberger SA
Original Assignee
Compteurs Schlumberger SA
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 Compteurs Schlumberger SA filed Critical Compteurs Schlumberger SA
Publication of GB1397966A publication Critical patent/GB1397966A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F15C4/00—Circuit elements characterised by their special functions
    • 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
    • Y10T137/2365—Plural series units
    • 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
    • Y10T137/2452—With counter-counter balancing pressure feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Control Of Fluid Pressure (AREA)
GB3249472A 1971-07-12 1972-07-12 Pneumatic controllers Expired GB1397966A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR717125472A FR2150570B1 (enrdf_load_stackoverflow) 1971-07-12 1971-07-12

Publications (1)

Publication Number Publication Date
GB1397966A true GB1397966A (en) 1975-06-18

Family

ID=9080239

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3249472A Expired GB1397966A (en) 1971-07-12 1972-07-12 Pneumatic controllers

Country Status (8)

Country Link
US (1) US3814119A (enrdf_load_stackoverflow)
BE (1) BE785213A (enrdf_load_stackoverflow)
DE (1) DE2234303A1 (enrdf_load_stackoverflow)
ES (1) ES404684A1 (enrdf_load_stackoverflow)
FR (1) FR2150570B1 (enrdf_load_stackoverflow)
GB (1) GB1397966A (enrdf_load_stackoverflow)
IT (1) IT959945B (enrdf_load_stackoverflow)
NL (1) NL7209526A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111911809A (zh) * 2020-08-28 2020-11-10 银川英奥特自控股份有限公司 高精度气动比例积分调节器

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3981318A (en) * 1975-02-03 1976-09-21 The Foxboro Company Pneumatic output signal limiting device
US3978876A (en) * 1975-05-23 1976-09-07 Bailey Meter Company Pneumatic pressure regulator
DE4105062C2 (de) * 1990-09-19 1997-01-23 Helmut Prof Dipl Ing Hoenicke Elektropneumatischer Stellungsregler mit Pulsbreitenansteuerung
US5762315A (en) * 1996-04-10 1998-06-09 Fisher Controls International, Inc. Valve actuator with pliable pressure conversion device
US5853022A (en) * 1996-04-10 1998-12-29 Fisher Controls International, Inc. Valve actuator with instrument mounting manifold
US6000675A (en) * 1997-04-25 1999-12-14 Fisher Controls International, Inc. Tension-spring return rotary valve actuator
US5975487A (en) * 1997-04-25 1999-11-02 Fisher Controls International, Inc. Rotary valve actuator with high-low-high torque linkage
US5988205A (en) * 1997-04-25 1999-11-23 Fisher Controls International, Inc. Rotary valve actuator with zero lost motion universal connection
US5979864A (en) * 1997-04-25 1999-11-09 Fisher Controls International, Inc. Double convoluted pliable pressure conversion unit
US6062534A (en) * 1997-04-25 2000-05-16 Fisher Controls International Double acting rotary valve actuator
WO2020010606A1 (en) * 2018-07-13 2020-01-16 Rosemount Inc. Process diaphragm seal

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL288142A (enrdf_load_stackoverflow) * 1962-01-25 1900-01-01
US3590694A (en) * 1968-11-01 1971-07-06 Foxboro Co Pressure device having layered construction and pivoting seal with operator
US3717162A (en) * 1971-07-19 1973-02-20 Foxboro Co Cascade control system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111911809A (zh) * 2020-08-28 2020-11-10 银川英奥特自控股份有限公司 高精度气动比例积分调节器

Also Published As

Publication number Publication date
FR2150570A1 (enrdf_load_stackoverflow) 1973-04-13
IT959945B (it) 1973-11-10
FR2150570B1 (enrdf_load_stackoverflow) 1974-06-21
ES404684A1 (es) 1975-06-16
US3814119A (en) 1974-06-04
NL7209526A (enrdf_load_stackoverflow) 1973-01-16
DE2234303A1 (de) 1973-01-25
BE785213A (fr) 1972-12-21

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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