FR881580A - Valve with device for shutting off the water column while changing the packing - Google Patents

Valve with device for shutting off the water column while changing the packing

Info

Publication number
FR881580A
FR881580A FR881580DA FR881580A FR 881580 A FR881580 A FR 881580A FR 881580D A FR881580D A FR 881580DA FR 881580 A FR881580 A FR 881580A
Authority
FR
France
Prior art keywords
shutting
packing
changing
valve
water column
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
Claudio Castelli
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 FR881580A publication Critical patent/FR881580A/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
    • F16K43/00—Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose
    • F16K43/005—Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose an auxiliary valve closing automatically when the main valve is being disassembled
    • F16K43/006—Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose an auxiliary valve closing automatically when the main valve is being disassembled the auxiliary valve being held open by the main valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR881580D 1942-01-08 1942-04-28 Valve with device for shutting off the water column while changing the packing Expired FR881580A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT881580X 1942-01-08

Publications (1)

Publication Number Publication Date
FR881580A true FR881580A (en) 1943-04-29

Family

ID=11331059

Family Applications (1)

Application Number Title Priority Date Filing Date
FR881580D Expired FR881580A (en) 1942-01-08 1942-04-28 Valve with device for shutting off the water column while changing the packing

Country Status (1)

Country Link
FR (1) FR881580A (en)

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