CA1144038A - Dispositif de commande de deux obturateurs en serie sur une meme conduite - Google Patents

Dispositif de commande de deux obturateurs en serie sur une meme conduite

Info

Publication number
CA1144038A
CA1144038A CA000347525A CA347525A CA1144038A CA 1144038 A CA1144038 A CA 1144038A CA 000347525 A CA000347525 A CA 000347525A CA 347525 A CA347525 A CA 347525A CA 1144038 A CA1144038 A CA 1144038A
Authority
CA
Canada
Prior art keywords
shutter
articulated
shutters
fixed body
control device
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
CA000347525A
Other languages
English (en)
French (fr)
Inventor
Severin Casacci
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
Application granted granted Critical
Publication of CA1144038A publication Critical patent/CA1144038A/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
    • 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)
CA000347525A 1979-03-13 1980-03-12 Dispositif de commande de deux obturateurs en serie sur une meme conduite Expired CA1144038A (fr)

Applications Claiming Priority (2)

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
FRPV79-06322 1979-03-13

Publications (1)

Publication Number Publication Date
CA1144038A true CA1144038A (fr) 1983-04-05

Family

ID=9223043

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000347525A Expired CA1144038A (fr) 1979-03-13 1980-03-12 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
FR2451529B1 (show.php) 1982-01-22
PT70902A (fr) 1980-04-01
YU50380A (en) 1983-04-30
ES489441A1 (es) 1980-09-16

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Legal Events

Date Code Title Description
MKEX Expiry