FR2342443A1 - Perfectionnements a des vannes de commande d'ecoulement de fluide - Google Patents

Perfectionnements a des vannes de commande d'ecoulement de fluide

Info

Publication number
FR2342443A1
FR2342443A1 FR7701525A FR7701525A FR2342443A1 FR 2342443 A1 FR2342443 A1 FR 2342443A1 FR 7701525 A FR7701525 A FR 7701525A FR 7701525 A FR7701525 A FR 7701525A FR 2342443 A1 FR2342443 A1 FR 2342443A1
Authority
FR
France
Prior art keywords
ball
low friction
ball valve
thin metal
seal
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.)
Withdrawn
Application number
FR7701525A
Other languages
English (en)
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.)
SAUNDERS VALVE CY Ltd
Crane Process Flow Technologies Ltd
Original Assignee
SAUNDERS VALVE CY Ltd
Saunders Valve Co Ltd
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 SAUNDERS VALVE CY Ltd, Saunders Valve Co Ltd filed Critical SAUNDERS VALVE CY Ltd
Publication of FR2342443A1 publication Critical patent/FR2342443A1/fr
Withdrawn legal-status Critical Current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
    • F16K5/0626—Easy mounting or dismounting means
    • F16K5/0631—Easy mounting or dismounting means between two flanges
    • 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
    • F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
    • F16K5/205—Sealing effected by the flowing medium
    • F16K5/208—Sealing effected by the flowing medium with tongue-shaped means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
FR7701525A 1976-02-26 1977-01-20 Perfectionnements a des vannes de commande d'ecoulement de fluide Withdrawn FR2342443A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB771276 1976-02-26

Publications (1)

Publication Number Publication Date
FR2342443A1 true FR2342443A1 (fr) 1977-09-23

Family

ID=9838315

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7701525A Withdrawn FR2342443A1 (fr) 1976-02-26 1977-01-20 Perfectionnements a des vannes de commande d'ecoulement de fluide

Country Status (5)

Country Link
BE (1) BE850660A (fr)
DE (1) DE2700666A1 (fr)
FR (1) FR2342443A1 (fr)
IT (1) IT1081929B (fr)
NL (1) NL7701041A (fr)

Also Published As

Publication number Publication date
DE2700666A1 (de) 1977-09-01
NL7701041A (nl) 1977-08-30
BE850660A (fr) 1977-05-16
IT1081929B (it) 1985-05-21

Similar Documents

Publication Publication Date Title
GB1499922A (en) Filter cartridges
GB1498442A (en) Positive shut-off seal
JPS6455475A (en) Vacuum device which can be baked
CA2084104A1 (fr) Tuyau metallique a revetement interieur elastomerique
ES445249A2 (es) Dispositivo de valvula de mariposa para tuberias.
SE7416043L (fr)
UST966009I4 (en) Static free fluid bearing track system
FR2342443A1 (fr) Perfectionnements a des vannes de commande d'ecoulement de fluide
GB1010118A (en) Improvements relating to fluid control valves
ES416417A1 (es) Perfeccionamientos en juntas de labios para ejes giratori- os.
GB1471830A (en) Mortar gun shell
ES297102U (es) Junta plastica
FR2308843A1 (fr) Joint d'etancheite et procede de fabrication d'un tel joint
GB1218062A (en) Improvements in or relating to the casting of sealing rings for pipes
FR2171567A5 (en) Sliding fluid tight joint - includes a flexible lip covered with fluorocarbon resin
GB1253278A (en) Gas turbine engine compressor
ES482475A1 (es) Un anillo circular de cierre hermetico para una valvula de disco perfeccionada.
JPS57191831A (en) Metallic thin film type magnetic recording medium and its manufacture
ES8101743A1 (es) Valvula de mariposa perfeccionada de alta presion que tiene un asiento equilibrado
JPS57173662A (en) Circular gasket for car
JPS56150659A (en) Shaft-sealing element
FR2325869A1 (fr) Perfectionnements apportes aux vannes a membrane
JPS5779361A (en) Semicircular packing
FR2201740A5 (en) Wankel engine side seal strips - have hard porous heat-resistant coating in groove on contacting face
FR2279593A1 (fr) Triple-valve pour installations de freins pour vehicules sur rails

Legal Events

Date Code Title Description
ST Notification of lapse