GB2548458B - Air admittance valve comprising a sealing member with an aerofoil-shaped profile - Google Patents

Air admittance valve comprising a sealing member with an aerofoil-shaped profile Download PDF

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Publication number
GB2548458B
GB2548458B GB1700627.1A GB201700627A GB2548458B GB 2548458 B GB2548458 B GB 2548458B GB 201700627 A GB201700627 A GB 201700627A GB 2548458 B GB2548458 B GB 2548458B
Authority
GB
United Kingdom
Prior art keywords
aerofoil
sealing member
shaped profile
admittance valve
air admittance
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.)
Active
Application number
GB1700627.1A
Other versions
GB201700627D0 (en
GB2548458A (en
Inventor
Robert Naden Colin
Christopher Harrison Neil
Krishnakumar Patel Mayur
Elizabeth Henzell Tonry Catherine
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.)
Floplast Ltd
Original Assignee
Floplast 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 Floplast Ltd filed Critical Floplast Ltd
Publication of GB201700627D0 publication Critical patent/GB201700627D0/en
Publication of GB2548458A publication Critical patent/GB2548458A/en
Application granted granted Critical
Publication of GB2548458B publication Critical patent/GB2548458B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
    • E03C1/122—Pipe-line systems for waste water in building
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
    • E03C1/122—Pipe-line systems for waste water in building
    • E03C1/1222—Arrangements of devices in domestic waste water pipe-line systems
    • E03C1/1225—Arrangements of devices in domestic waste water pipe-line systems of air admittance valves
    • 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
    • F16K24/00—Devices, e.g. valves, for venting or aerating enclosures
    • F16K24/06—Devices, e.g. valves, for venting or aerating enclosures for aerating only
GB1700627.1A 2016-01-13 2017-01-13 Air admittance valve comprising a sealing member with an aerofoil-shaped profile Active GB2548458B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1600622.3A GB201600622D0 (en) 2016-01-13 2016-01-13 Valve

Publications (3)

Publication Number Publication Date
GB201700627D0 GB201700627D0 (en) 2017-03-01
GB2548458A GB2548458A (en) 2017-09-20
GB2548458B true GB2548458B (en) 2020-11-11

Family

ID=55445961

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB1600622.3A Ceased GB201600622D0 (en) 2016-01-13 2016-01-13 Valve
GB1700627.1A Active GB2548458B (en) 2016-01-13 2017-01-13 Air admittance valve comprising a sealing member with an aerofoil-shaped profile

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB1600622.3A Ceased GB201600622D0 (en) 2016-01-13 2016-01-13 Valve

Country Status (1)

Country Link
GB (2) GB201600622D0 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2402140A1 (en) * 1977-08-31 1979-03-30 Ericson Sture Ventilated, siphon sealed, drain water collection pot - has valve preventing air leaving but allowing it to enter when internal pressure drops
EP0109956A1 (en) * 1982-11-19 1984-05-30 Kurt Sture Birger Ericson Device for an automatic air valve for sewage systems
EP0754895A2 (en) * 1995-06-22 1997-01-22 Ab Durgo An air-ventilating valve
US7270146B1 (en) * 2006-12-15 2007-09-18 Wilhelmina E. E. Johnston Air vent valve
EP2318599A1 (en) * 2008-08-08 2011-05-11 Studor S.A. Air admittance valve

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2402140A1 (en) * 1977-08-31 1979-03-30 Ericson Sture Ventilated, siphon sealed, drain water collection pot - has valve preventing air leaving but allowing it to enter when internal pressure drops
EP0109956A1 (en) * 1982-11-19 1984-05-30 Kurt Sture Birger Ericson Device for an automatic air valve for sewage systems
EP0754895A2 (en) * 1995-06-22 1997-01-22 Ab Durgo An air-ventilating valve
US7270146B1 (en) * 2006-12-15 2007-09-18 Wilhelmina E. E. Johnston Air vent valve
EP2318599A1 (en) * 2008-08-08 2011-05-11 Studor S.A. Air admittance valve

Also Published As

Publication number Publication date
GB201600622D0 (en) 2016-02-24
GB201700627D0 (en) 2017-03-01
GB2548458A (en) 2017-09-20

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