FR49169E - Perfectionnements aux soupapes - Google Patents

Perfectionnements aux soupapes

Info

Publication number
FR49169E
FR49169E FR49169DA FR49169E FR 49169 E FR49169 E FR 49169E FR 49169D A FR49169D A FR 49169DA FR 49169 E FR49169 E FR 49169E
Authority
FR
France
Prior art keywords
refinements
valve
valve refinements
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
Jules Edmond Joseph Leroy
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 FR49169E publication Critical patent/FR49169E/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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/10—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR49169D 1937-07-23 1937-07-23 Perfectionnements aux soupapes Expired FR49169E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR49169T 1937-07-23

Publications (1)

Publication Number Publication Date
FR49169E true FR49169E (fr) 1938-11-28

Family

ID=8684380

Family Applications (2)

Application Number Title Priority Date Filing Date
FR827248D Expired FR827248A (fr) 1937-07-23 1936-11-04 Perfectionnements aux soupapes
FR49169D Expired FR49169E (fr) 1937-07-23 1937-07-23 Perfectionnements aux soupapes

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR827248D Expired FR827248A (fr) 1937-07-23 1936-11-04 Perfectionnements aux soupapes

Country Status (1)

Country Link
FR (2) FR827248A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1179069B (de) * 1957-11-05 1964-10-01 Duesterloh Fabrik Fuer Bergwer UEberdruckschieber, insbesondere fuer fluessige Medien

Also Published As

Publication number Publication date
FR827248A (fr) 1938-04-21

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