FR442387A - Device for regulating the pressures of liquids, vapors and gases between specified limits - Google Patents

Device for regulating the pressures of liquids, vapors and gases between specified limits

Info

Publication number
FR442387A
FR442387A FR442387A FR442387DA FR442387A FR 442387 A FR442387 A FR 442387A FR 442387 A FR442387 A FR 442387A FR 442387D A FR442387D A FR 442387DA FR 442387 A FR442387 A FR 442387A
Authority
FR
France
Prior art keywords
vapors
pressures
liquids
gases
regulating
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
FR442387A
Other languages
French (fr)
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.)
Sulzer Escher Wyss GmbH
Original Assignee
Escher Wyss Maschinenfabriken 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 Escher Wyss Maschinenfabriken AG filed Critical Escher Wyss Maschinenfabriken AG
Application granted granted Critical
Publication of FR442387A publication Critical patent/FR442387A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/14—Control of fluid pressure with auxiliary non-electric power
    • G05D16/18—Control of fluid pressure with auxiliary non-electric power derived from an external source
    • G05D16/187—Control of fluid pressure with auxiliary non-electric power derived from an external source using pistons within the main valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
FR442387A 1911-05-08 1912-04-09 Device for regulating the pressures of liquids, vapors and gases between specified limits Expired FR442387A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH442387X 1911-05-08

Publications (1)

Publication Number Publication Date
FR442387A true FR442387A (en) 1912-08-30

Family

ID=1483558

Family Applications (1)

Application Number Title Priority Date Filing Date
FR442387A Expired FR442387A (en) 1911-05-08 1912-04-09 Device for regulating the pressures of liquids, vapors and gases between specified limits

Country Status (1)

Country Link
FR (1) FR442387A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3182678A (en) * 1964-01-16 1965-05-11 George W Dahl Company Inc Valve assembly for supplying and venting pressure fluid
US3386460A (en) * 1965-02-01 1968-06-04 Donald G Griswold Sprinkler system with automatic pressure relief valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3182678A (en) * 1964-01-16 1965-05-11 George W Dahl Company Inc Valve assembly for supplying and venting pressure fluid
US3386460A (en) * 1965-02-01 1968-06-04 Donald G Griswold Sprinkler system with automatic pressure relief valve

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