FR646251A - Compensation device applicable to devices using gas transmission under pressure or under vacuum - Google Patents

Compensation device applicable to devices using gas transmission under pressure or under vacuum

Info

Publication number
FR646251A
FR646251A FR646251DA FR646251A FR 646251 A FR646251 A FR 646251A FR 646251D A FR646251D A FR 646251DA FR 646251 A FR646251 A FR 646251A
Authority
FR
France
Prior art keywords
devices
compensation device
gas transmission
device applicable
under vacuum
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
Other languages
French (fr)
Inventor
Louis Guichard
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 filed Critical
Application granted granted Critical
Publication of FR646251A publication Critical patent/FR646251A/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
    • G05D16/04—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
    • G05D16/063—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane
    • G05D16/0644—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator
    • G05D16/0652—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator using several membranes without spring

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
FR646251D 1927-05-12 1927-05-12 Compensation device applicable to devices using gas transmission under pressure or under vacuum Expired FR646251A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR646251T 1927-05-12

Publications (1)

Publication Number Publication Date
FR646251A true FR646251A (en) 1928-11-09

Family

ID=9001290

Family Applications (1)

Application Number Title Priority Date Filing Date
FR646251D Expired FR646251A (en) 1927-05-12 1927-05-12 Compensation device applicable to devices using gas transmission under pressure or under vacuum

Country Status (1)

Country Link
FR (1) FR646251A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940991A (en) * 1973-02-08 1976-03-02 Rudiger Gunttner Barometer gas pressure measuring apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940991A (en) * 1973-02-08 1976-03-02 Rudiger Gunttner Barometer gas pressure measuring apparatus

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