FR851921A - Valve à fermeture automatique temporisée - Google Patents

Valve à fermeture automatique temporisée

Info

Publication number
FR851921A
FR851921A FR851921DA FR851921A FR 851921 A FR851921 A FR 851921A FR 851921D A FR851921D A FR 851921DA FR 851921 A FR851921 A FR 851921A
Authority
FR
France
Prior art keywords
self
closing valve
closing
valve
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
English (en)
Inventor
Ernst Hymans
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 FR851921A publication Critical patent/FR851921A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
FR851921D 1938-09-28 1938-09-28 Valve à fermeture automatique temporisée Expired FR851921A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR851921T 1938-09-28

Publications (1)

Publication Number Publication Date
FR851921A true FR851921A (fr) 1940-01-18

Family

ID=9326182

Family Applications (1)

Application Number Title Priority Date Filing Date
FR851921D Expired FR851921A (fr) 1938-09-28 1938-09-28 Valve à fermeture automatique temporisée

Country Status (1)

Country Link
FR (1) FR851921A (fr)

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