FR689436A - Self-releasing ball valve - Google Patents

Self-releasing ball valve

Info

Publication number
FR689436A
FR689436A FR689436DA FR689436A FR 689436 A FR689436 A FR 689436A FR 689436D A FR689436D A FR 689436DA FR 689436 A FR689436 A FR 689436A
Authority
FR
France
Prior art keywords
self
ball valve
releasing ball
releasing
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
French (fr)
Inventor
Nicolas Prosorovsky
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 FR689436A publication Critical patent/FR689436A/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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/08—Details
    • F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
    • F16K5/16—Special arrangements for separating the sealing faces or for pressing them together for plugs with conical surfaces
    • F16K5/162—Special arrangements for separating the sealing faces or for pressing them together for plugs with conical surfaces with the plugs or parts of the plugs mechanically pressing the seal against the housing
FR689436D 1929-02-07 1930-02-05 Self-releasing ball valve Expired FR689436A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE689436X 1929-02-07

Publications (1)

Publication Number Publication Date
FR689436A true FR689436A (en) 1930-09-05

Family

ID=3878007

Family Applications (1)

Application Number Title Priority Date Filing Date
FR689436D Expired FR689436A (en) 1929-02-07 1930-02-05 Self-releasing ball valve

Country Status (1)

Country Link
FR (1) FR689436A (en)

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