FR2715706B1 - Sealing device with telescopic seats for ball valve, ball valve or slide valve. - Google Patents

Sealing device with telescopic seats for ball valve, ball valve or slide valve.

Info

Publication number
FR2715706B1
FR2715706B1 FR9501171A FR9501171A FR2715706B1 FR 2715706 B1 FR2715706 B1 FR 2715706B1 FR 9501171 A FR9501171 A FR 9501171A FR 9501171 A FR9501171 A FR 9501171A FR 2715706 B1 FR2715706 B1 FR 2715706B1
Authority
FR
France
Prior art keywords
ball valve
valve
sealing device
slide
telescopic seats
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 - Fee Related
Application number
FR9501171A
Other languages
French (fr)
Other versions
FR2715706A1 (en
Inventor
Tep Ungchusri
Roy C Bates
Robert L Witt
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.)
FMC Corp
Original Assignee
FMC Corp
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 FMC Corp filed Critical FMC Corp
Publication of FR2715706A1 publication Critical patent/FR2715706A1/en
Application granted granted Critical
Publication of FR2715706B1 publication Critical patent/FR2715706B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/0227—Packings
    • 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
    • F16K5/04—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 cylindrical surfaces; Packings therefor
    • F16K5/0457—Packings
FR9501171A 1994-02-01 1995-02-01 Sealing device with telescopic seats for ball valve, ball valve or slide valve. Expired - Fee Related FR2715706B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18981794A 1994-02-01 1994-02-01

Publications (2)

Publication Number Publication Date
FR2715706A1 FR2715706A1 (en) 1995-08-04
FR2715706B1 true FR2715706B1 (en) 1997-01-31

Family

ID=22698890

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9501171A Expired - Fee Related FR2715706B1 (en) 1994-02-01 1995-02-01 Sealing device with telescopic seats for ball valve, ball valve or slide valve.

Country Status (5)

Country Link
CA (1) CA2140491A1 (en)
DE (1) DE19502570A1 (en)
FR (1) FR2715706B1 (en)
GB (1) GB2286032B (en)
NL (1) NL9500138A (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1166571B (en) * 1961-11-29 1964-03-26 Fmc Corp Cock with O-ring seal and a plug supported by fixed cylindrical segment-shaped inserts
US3656498A (en) * 1971-01-04 1972-04-18 M & J Valve Co Ball valve
US3790123A (en) * 1972-04-17 1974-02-05 M & J Valve Co Valve apparatus and method
US3916950A (en) * 1972-11-03 1975-11-04 Stanadyne Inc Seal construction
US4434967A (en) * 1982-08-23 1984-03-06 Axelson, Inc. Valve self-relieving seats
US4477055A (en) * 1983-06-30 1984-10-16 Acf Industries, Incorporated Valve seat for ball valves
DE3621746A1 (en) * 1986-06-28 1988-01-21 Hubert Skibowski SHUT-OFF ARMATURE
US4741509A (en) * 1987-02-19 1988-05-03 Cameron Iron Works, Inc. Gate valve with improved secondary body to bushing seals

Also Published As

Publication number Publication date
GB9501759D0 (en) 1995-03-22
NL9500138A (en) 1995-09-01
GB2286032A (en) 1995-08-02
FR2715706A1 (en) 1995-08-04
GB2286032B (en) 1998-01-28
DE19502570A1 (en) 1995-08-03
CA2140491A1 (en) 1995-08-02

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Legal Events

Date Code Title Description
ST Notification of lapse