FR840543A - Opening and closing control device for valves running in the open air - Google Patents

Opening and closing control device for valves running in the open air

Info

Publication number
FR840543A
FR840543A FR840543DA FR840543A FR 840543 A FR840543 A FR 840543A FR 840543D A FR840543D A FR 840543DA FR 840543 A FR840543 A FR 840543A
Authority
FR
France
Prior art keywords
opening
control device
closing control
open air
valves
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
Causse Roger Antoine
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 FR840543A publication Critical patent/FR840543A/en
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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/44—Mechanical actuating means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR840543D 1938-07-11 1938-07-11 Opening and closing control device for valves running in the open air Expired FR840543A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR840543T 1938-07-11

Publications (1)

Publication Number Publication Date
FR840543A true FR840543A (en) 1939-04-27

Family

ID=9302893

Family Applications (1)

Application Number Title Priority Date Filing Date
FR840543D Expired FR840543A (en) 1938-07-11 1938-07-11 Opening and closing control device for valves running in the open air

Country Status (1)

Country Link
FR (1) FR840543A (en)

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