IT959945B - Perfezionamenti ai regolatori pneumatici - Google Patents

Perfezionamenti ai regolatori pneumatici

Info

Publication number
IT959945B
IT959945B IT26150/72A IT2615072A IT959945B IT 959945 B IT959945 B IT 959945B IT 26150/72 A IT26150/72 A IT 26150/72A IT 2615072 A IT2615072 A IT 2615072A IT 959945 B IT959945 B IT 959945B
Authority
IT
Italy
Prior art keywords
pneumatic regulators
regulators
pneumatic
Prior art date
Application number
IT26150/72A
Other languages
English (en)
Italian (it)
Original Assignee
Schlumberger Compteurs
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 Schlumberger Compteurs filed Critical Schlumberger Compteurs
Application granted granted Critical
Publication of IT959945B publication Critical patent/IT959945B/it

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)
IT26150/72A 1971-07-12 1972-06-23 Perfezionamenti ai regolatori pneumatici IT959945B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT959945B true IT959945B (it) 1973-11-10

Family

ID=9080239

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26150/72A IT959945B (it) 1971-07-12 1972-06-23 Perfezionamenti ai regolatori pneumatici

Country Status (8)

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

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
US6062534A (en) * 1997-04-25 2000-05-16 Fisher Controls International Double acting rotary valve actuator
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
EP3821221B1 (de) * 2018-07-13 2022-11-02 Rosemount Inc. Prozessmembrandichtung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL288142A (de) * 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

Also Published As

Publication number Publication date
US3814119A (en) 1974-06-04
DE2234303A1 (de) 1973-01-25
BE785213A (fr) 1972-12-21
NL7209526A (de) 1973-01-16
GB1397966A (en) 1975-06-18
FR2150570A1 (de) 1973-04-13
ES404684A1 (es) 1975-06-16
FR2150570B1 (de) 1974-06-21

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