FR1025993A - Obturateur - Google Patents

Obturateur

Info

Publication number
FR1025993A
FR1025993A FR1025993DA FR1025993A FR 1025993 A FR1025993 A FR 1025993A FR 1025993D A FR1025993D A FR 1025993DA FR 1025993 A FR1025993 A FR 1025993A
Authority
FR
France
Prior art keywords
shutter
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
Johannes Bernadus Ratelband
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 FR1025993A publication Critical patent/FR1025993A/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
    • F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
    • F16K7/02—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm
    • F16K7/04—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm constrictable by external radial force
    • F16K7/07—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm constrictable by external radial force by means of fluid pressure
    • F16K7/075—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm constrictable by external radial force by means of fluid pressure a rigid body being located within the tubular diaphragm

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
FR1025993D 1949-10-20 1950-10-16 Obturateur Expired FR1025993A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1025993X 1949-10-20

Publications (1)

Publication Number Publication Date
FR1025993A true FR1025993A (fr) 1953-04-22

Family

ID=19867256

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1025993D Expired FR1025993A (fr) 1949-10-20 1950-10-16 Obturateur

Country Status (1)

Country Link
FR (1) FR1025993A (fr)

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