FR2451529B1 - - Google Patents

Info

Publication number
FR2451529B1
FR2451529B1 FR7906322A FR7906322A FR2451529B1 FR 2451529 B1 FR2451529 B1 FR 2451529B1 FR 7906322 A FR7906322 A FR 7906322A FR 7906322 A FR7906322 A FR 7906322A FR 2451529 B1 FR2451529 B1 FR 2451529B1
Authority
FR
France
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
FR7906322A
Other languages
French (fr)
Other versions
FR2451529A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Neyrpic SA
Original Assignee
Neyrpic SA
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 by Neyrpic SA filed Critical Neyrpic SA
Priority to FR7906322A priority Critical patent/FR2451529A1/fr
Priority to YU50380A priority patent/YU42326B/xx
Priority to PT7090280A priority patent/PT70902A/pt
Priority to CA000347525A priority patent/CA1144038A/fr
Priority to BR8001443A priority patent/BR8001443A/pt
Priority to ES489441A priority patent/ES489441A1/es
Publication of FR2451529A1 publication Critical patent/FR2451529A1/fr
Application granted granted Critical
Publication of FR2451529B1 publication Critical patent/FR2451529B1/fr
Granted 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
    • F16K5/06—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 with plugs having spherical surfaces; Packings therefor
    • F16K5/0647—Spindles or actuating means
    • 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
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/16—Actuating devices; Operating means; Releasing devices actuated by fluid with a mechanism, other than pulling-or pushing-rod, between fluid motor and closure member
    • F16K31/163—Actuating devices; Operating means; Releasing devices actuated by fluid with a mechanism, other than pulling-or pushing-rod, between fluid motor and closure member the fluid acting on a piston
    • F16K31/1635—Actuating devices; Operating means; Releasing devices actuated by fluid with a mechanism, other than pulling-or pushing-rod, between fluid motor and closure member the fluid acting on a piston for rotating valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
FR7906322A 1979-03-13 1979-03-13 Dispositif de commande de deux obturateurs en serie sur une meme conduite Granted FR2451529A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR7906322A FR2451529A1 (fr) 1979-03-13 1979-03-13 Dispositif de commande de deux obturateurs en serie sur une meme conduite
YU50380A YU42326B (en) 1979-03-13 1980-02-25 Control device for two closures inserted in series in the same pipeline
PT7090280A PT70902A (fr) 1979-03-13 1980-03-05 Dispositif de commande de deux obturateurs en serie sur une meme conduite
CA000347525A CA1144038A (fr) 1979-03-13 1980-03-12 Dispositif de commande de deux obturateurs en serie sur une meme conduite
BR8001443A BR8001443A (pt) 1979-03-13 1980-03-12 Dispositivo de comando de dois obturadores montados em serie sobre um mesmo conduto
ES489441A ES489441A1 (es) 1979-03-13 1980-03-12 Dispositivo de mando de dos obturadores

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7906322A FR2451529A1 (fr) 1979-03-13 1979-03-13 Dispositif de commande de deux obturateurs en serie sur une meme conduite

Publications (2)

Publication Number Publication Date
FR2451529A1 FR2451529A1 (fr) 1980-10-10
FR2451529B1 true FR2451529B1 (show.php) 1982-01-22

Family

ID=9223043

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7906322A Granted FR2451529A1 (fr) 1979-03-13 1979-03-13 Dispositif de commande de deux obturateurs en serie sur une meme conduite

Country Status (6)

Country Link
BR (1) BR8001443A (show.php)
CA (1) CA1144038A (show.php)
ES (1) ES489441A1 (show.php)
FR (1) FR2451529A1 (show.php)
PT (1) PT70902A (show.php)
YU (1) YU42326B (show.php)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4832079A (en) * 1988-03-15 1989-05-23 Sterner Industries, Inc. Dual valve system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3902694A (en) * 1974-03-05 1975-09-02 Morley V Friedell Swinging spherical gate valve and double seal quick disconnect coupling

Also Published As

Publication number Publication date
YU42326B (en) 1988-08-31
FR2451529A1 (fr) 1980-10-10
BR8001443A (pt) 1980-11-11
PT70902A (fr) 1980-04-01
YU50380A (en) 1983-04-30
CA1144038A (fr) 1983-04-05
ES489441A1 (es) 1980-09-16

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Legal Events

Date Code Title Description
ST Notification of lapse