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FR926138A - Soupape renversée de retenue pour ventilation - Google Patents

Soupape renversée de retenue pour ventilation

Info

Publication number
FR926138A
FR926138A FR926138DA FR926138A FR 926138 A FR926138 A FR 926138A FR 926138D A FR926138D A FR 926138DA FR 926138 A FR926138 A FR 926138A
Authority
FR
France
Prior art keywords
check valve
reverse ventilation
ventilation check
reverse
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
Robert Hudson Wager
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 FR926138A publication Critical patent/FR926138A/fr
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
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/04—Check valves with guided rigid valve members shaped as balls

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR926138D 1945-05-02 1946-04-29 Soupape renversée de retenue pour ventilation Expired FR926138A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US926138XA 1945-05-02 1945-05-02

Publications (1)

Publication Number Publication Date
FR926138A true FR926138A (fr) 1947-09-23

Family

ID=22234124

Family Applications (1)

Application Number Title Priority Date Filing Date
FR926138D Expired FR926138A (fr) 1945-05-02 1946-04-29 Soupape renversée de retenue pour ventilation

Country Status (1)

Country Link
FR (1) FR926138A (fr)

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