GB2344154B - Seal for flow switch/meter - Google Patents

Seal for flow switch/meter

Info

Publication number
GB2344154B
GB2344154B GB9928058A GB9928058A GB2344154B GB 2344154 B GB2344154 B GB 2344154B GB 9928058 A GB9928058 A GB 9928058A GB 9928058 A GB9928058 A GB 9928058A GB 2344154 B GB2344154 B GB 2344154B
Authority
GB
United Kingdom
Prior art keywords
meter
seal
flow switch
switch
flow
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
GB9928058A
Other versions
GB9928058D0 (en
GB2344154A (en
Inventor
Michael Page
Francis Peter Mcverry
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.)
Concentric Controls Ltd
Original Assignee
Concentric Controls 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 Concentric Controls Ltd filed Critical Concentric Controls Ltd
Publication of GB9928058D0 publication Critical patent/GB9928058D0/en
Publication of GB2344154A publication Critical patent/GB2344154A/en
Application granted granted Critical
Publication of GB2344154B publication Critical patent/GB2344154B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/40—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by devices allowing continual flow of fluid, e.g. vane
    • 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
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
    • F16K15/026—Check valves with guided rigid valve members the valve being loaded by a spring the valve member being a movable body around which the medium flows when the valve is open
    • 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
    • F16K25/00—Details relating to contact between valve members and seats
    • 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
    • F16K39/00—Devices for relieving the pressure on the sealing faces
    • F16K39/02—Devices for relieving the pressure on the sealing faces for lift valves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/0006—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances
    • G01P13/0013—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances by using a solid body which is shifted by the action of the fluid
    • G01P13/002—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances by using a solid body which is shifted by the action of the fluid with electrical coupling to the indicating devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/40—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by devices allowing continual flow of fluid, e.g. vane
    • H01H35/405—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by devices allowing continual flow of fluid, e.g. vane the switch being of the reed switch type

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
GB9928058A 1998-11-26 1999-11-26 Seal for flow switch/meter Expired - Fee Related GB2344154B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9825773.6A GB9825773D0 (en) 1998-11-26 1998-11-26 Switch

Publications (3)

Publication Number Publication Date
GB9928058D0 GB9928058D0 (en) 2000-01-26
GB2344154A GB2344154A (en) 2000-05-31
GB2344154B true GB2344154B (en) 2003-07-16

Family

ID=10842985

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9825773.6A Ceased GB9825773D0 (en) 1998-11-26 1998-11-26 Switch
GB9928058A Expired - Fee Related GB2344154B (en) 1998-11-26 1999-11-26 Seal for flow switch/meter

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9825773.6A Ceased GB9825773D0 (en) 1998-11-26 1998-11-26 Switch

Country Status (1)

Country Link
GB (2) GB9825773D0 (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1004370A (en) * 1963-07-27 1965-09-15 Linde Eismasch Ag Improvements relating to means for effecting a seal between two coaxial cylindrical surfaces
US3794077A (en) * 1972-12-15 1974-02-26 C Fanshier Excess flow check valve
EP0083403A1 (en) * 1981-12-15 1983-07-13 Klöckner-Humboldt-Deutz Aktiengesellschaft Pressure relief valve
GB2192694A (en) * 1985-10-28 1988-01-20 Masco Corp Control stop for flushing system
GB2266757A (en) * 1992-05-07 1993-11-10 Dart Engineering Ag Check valve and valved nozzle
US5332000A (en) * 1993-01-05 1994-07-26 Gassner, Inc. Low pressure sensitive valve
JPH07294544A (en) * 1994-04-28 1995-11-10 Tamai Eng:Kk Fluid detection device
WO1997000393A1 (en) * 1995-06-14 1997-01-03 Maschinenfabrik Sulzer-Burckhardt Ag Throttle arrangement and method of operating the same
JPH10141506A (en) * 1996-11-07 1998-05-29 Nok Corp Sealing device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1004370A (en) * 1963-07-27 1965-09-15 Linde Eismasch Ag Improvements relating to means for effecting a seal between two coaxial cylindrical surfaces
US3794077A (en) * 1972-12-15 1974-02-26 C Fanshier Excess flow check valve
EP0083403A1 (en) * 1981-12-15 1983-07-13 Klöckner-Humboldt-Deutz Aktiengesellschaft Pressure relief valve
GB2192694A (en) * 1985-10-28 1988-01-20 Masco Corp Control stop for flushing system
GB2266757A (en) * 1992-05-07 1993-11-10 Dart Engineering Ag Check valve and valved nozzle
US5332000A (en) * 1993-01-05 1994-07-26 Gassner, Inc. Low pressure sensitive valve
JPH07294544A (en) * 1994-04-28 1995-11-10 Tamai Eng:Kk Fluid detection device
WO1997000393A1 (en) * 1995-06-14 1997-01-03 Maschinenfabrik Sulzer-Burckhardt Ag Throttle arrangement and method of operating the same
JPH10141506A (en) * 1996-11-07 1998-05-29 Nok Corp Sealing device

Also Published As

Publication number Publication date
GB9928058D0 (en) 2000-01-26
GB9825773D0 (en) 1999-01-20
GB2344154A (en) 2000-05-31

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20031126