CA984699A - Fluid pressure system - Google Patents

Fluid pressure system

Info

Publication number
CA984699A
CA984699A CA181,555A CA181555A CA984699A CA 984699 A CA984699 A CA 984699A CA 181555 A CA181555 A CA 181555A CA 984699 A CA984699 A CA 984699A
Authority
CA
Canada
Prior art keywords
fluid pressure
pressure system
fluid
pressure
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
CA181,555A
Other versions
CA181555S (en
Inventor
Lewis K. Harris
Bill S. Burrus
Original Assignee
Combustion Engineering Inc
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 Combustion Engineering Inc filed Critical Combustion Engineering Inc
Application granted granted Critical
Publication of CA984699A publication Critical patent/CA984699A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/18—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float
    • F16K31/34—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float acting on pilot valve controlling the cut-off apparatus
    • 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
    • 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
    • Y10T137/5109—Convertible
    • Y10T137/5196—Unit orientable in a single location between plural positions
    • 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
    • Y10T137/7287—Liquid level responsive or maintaining systems
    • Y10T137/7358—By float controlled valve
    • Y10T137/7368—Servo relay operation of control
    • Y10T137/7371—Fluid pressure
    • 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
    • Y10T137/8158—With indicator, register, recorder, alarm or inspection means
    • Y10T137/8326—Fluid pressure responsive indicator, recorder or alarm

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Fluid Pressure (AREA)
CA181,555A 1972-10-13 1973-09-20 Fluid pressure system Expired CA984699A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00297567A US3840044A (en) 1972-10-13 1972-10-13 Fluid pressure system

Publications (1)

Publication Number Publication Date
CA984699A true CA984699A (en) 1976-03-02

Family

ID=23146851

Family Applications (1)

Application Number Title Priority Date Filing Date
CA181,555A Expired CA984699A (en) 1972-10-13 1973-09-20 Fluid pressure system

Country Status (2)

Country Link
US (1) US3840044A (en)
CA (1) CA984699A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4542765A (en) * 1983-09-30 1985-09-24 Custom Engineering And Manufacturing Corp. Pneumatic liquid level control having either throttling of snap action
US4543973A (en) * 1984-09-25 1985-10-01 Giong Ho Liquid level control apparatus and method
US5191912A (en) * 1992-01-10 1993-03-09 Mcdaniel Roy L Liquid level controller
US5992448A (en) * 1998-01-21 1999-11-30 Anderson; R. David Liquid level controller
US6240955B1 (en) * 1998-01-21 2001-06-05 Anderson Controls, L.C. Liquid level controller
US6354323B1 (en) * 2000-10-25 2002-03-12 Anderson Controls Lc Liquid level controller
US6591860B1 (en) * 2000-11-17 2003-07-15 Shell Oil Company Infinitely adjustable, low deadband, point contact pneumatic level switch
US7412988B1 (en) * 2006-07-13 2008-08-19 Jack Alexander Pneumatic level control
US12596388B2 (en) 2023-01-20 2026-04-07 Devon Energy Corporation Optimized control of oilfield separator level and dump valves
US20250076903A1 (en) * 2023-08-31 2025-03-06 Devon Energy Corporation Zero Emission Displacer-Based Liquid Level Control

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3120241A (en) * 1959-09-08 1964-02-04 Dover Corp Pressure control devices
US3413997A (en) * 1965-12-20 1968-12-03 Fisher Governor Co Pneumatic relay

Also Published As

Publication number Publication date
US3840044A (en) 1974-10-08

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