EG17064A - Pressure control device and method for making the same - Google Patents

Pressure control device and method for making the same

Info

Publication number
EG17064A
EG17064A EG71185A EG71185A EG17064A EG 17064 A EG17064 A EG 17064A EG 71185 A EG71185 A EG 71185A EG 71185 A EG71185 A EG 71185A EG 17064 A EG17064 A EG 17064A
Authority
EG
Egypt
Prior art keywords
making
control device
same
pressure control
pressure
Prior art date
Application number
EG71185A
Other languages
English (en)
Original Assignee
Ranco 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 Ranco Inc filed Critical Ranco Inc
Application granted granted Critical
Publication of EG17064A publication Critical patent/EG17064A/xx

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/34—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm
    • H01H35/343—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm by snap acting diaphragm
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/26—Details
    • H01H35/2607—Means for adjustment of "ON" or "OFF" operating pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Measuring Fluid Pressure (AREA)
  • Diaphragms And Bellows (AREA)
  • Control Of Fluid Pressure (AREA)
  • Actuator (AREA)
EG71185A 1984-11-05 1985-11-05 Pressure control device and method for making the same EG17064A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/668,001 US4573398A (en) 1984-11-05 1984-11-05 Pressure control device and method of making the same

Publications (1)

Publication Number Publication Date
EG17064A true EG17064A (en) 1994-03-30

Family

ID=24680569

Family Applications (1)

Application Number Title Priority Date Filing Date
EG71185A EG17064A (en) 1984-11-05 1985-11-05 Pressure control device and method for making the same

Country Status (12)

Country Link
US (1) US4573398A (da)
EP (1) EP0181559B1 (da)
JP (1) JPS61161527A (da)
KR (1) KR920006974B1 (da)
AU (1) AU579668B2 (da)
BR (1) BR8505504A (da)
CA (1) CA1265177A (da)
DE (1) DE3579789D1 (da)
DK (1) DK506585A (da)
EG (1) EG17064A (da)
IL (1) IL76724A0 (da)
NZ (1) NZ213794A (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0276467A3 (en) * 1986-12-22 1989-12-20 OMRON Corporation Pressure sensor and associated switch
US5123332A (en) * 1991-07-15 1992-06-23 Texas Instruments Incorporated Condition-responsive device with diaphragm protection means
US5171648A (en) * 1991-08-13 1992-12-15 Alliant Techsystems Inc. Snap-action current interruption diaphragm system for over-pressurized electrochemical cells
US5198631A (en) * 1991-09-11 1993-03-30 General Electric Company Pressure responsive control device
IL115378A (en) * 1995-09-21 1999-09-22 Israel State Pressure control device
CN112599383B (zh) * 2020-12-08 2022-08-16 中国空气动力研究与发展中心设备设计及测试技术研究所 一种用于低温环境的气体压差开关装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2521891A (en) * 1944-03-28 1950-09-12 Jesse W Beams Valve
US2608352A (en) * 1948-08-14 1952-08-26 Utility Control Company Thermostatically controlled valve
US2984225A (en) * 1958-09-09 1961-05-16 Young David Horace Piston and cylinder apparatus
GB1077825A (en) * 1963-10-18 1967-08-02 Texas Instruments Inc Fluid pressure-responsive devices
US3330925A (en) * 1965-08-04 1967-07-11 Servonic Instr Inc Snap-acting pressure switch
US3378656A (en) * 1966-01-03 1968-04-16 Texas Instruments Inc Adjustment means for electrical switch
US3588395A (en) * 1968-09-27 1971-06-28 Ranco Inc Fluid pressure responsive device
US3584168A (en) * 1968-12-30 1971-06-08 Texas Instruments Inc Fluid pressure operated diaphragm switch with improved means and method for calibration
US3720090A (en) * 1968-12-30 1973-03-13 Texas Instruments Inc Switch with improved means and method for calibration
US3585328A (en) * 1970-02-11 1971-06-15 Texas Instruments Inc Pressure switch with a plurality of snap acting metal diaphragms coated with metallic oxide
US3816685A (en) * 1972-12-26 1974-06-11 Texas Instruments Inc Pressure responsive device having improved means for calibration
US3864537A (en) * 1973-04-16 1975-02-04 Texas Instruments Inc Pressure responsive apparatus including valve actuating means
DE2329068C3 (de) * 1973-06-07 1981-06-19 Festo-Maschinenfabrik Gottlieb Stoll, 7300 Esslingen Mehrwege-Zweistellungsventil
US4220836A (en) * 1978-12-20 1980-09-02 Ranco Incorporated Pressure responsive control unit employing snap action diaphragm

Also Published As

Publication number Publication date
DE3579789D1 (de) 1990-10-25
CA1265177A (en) 1990-01-30
IL76724A0 (en) 1986-02-28
DK506585D0 (da) 1985-11-04
EP0181559A1 (en) 1986-05-21
JPH0481213B2 (da) 1992-12-22
AU4884785A (en) 1986-05-15
BR8505504A (pt) 1986-08-05
AU579668B2 (en) 1988-12-01
EP0181559B1 (en) 1990-09-19
US4573398A (en) 1986-03-04
KR920006974B1 (ko) 1992-08-22
DK506585A (da) 1986-05-06
NZ213794A (en) 1987-07-31
JPS61161527A (ja) 1986-07-22
KR860004346A (ko) 1986-06-20

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