GB2346198B - Non-return device - Google Patents

Non-return device

Info

Publication number
GB2346198B
GB2346198B GB9901612A GB9901612A GB2346198B GB 2346198 B GB2346198 B GB 2346198B GB 9901612 A GB9901612 A GB 9901612A GB 9901612 A GB9901612 A GB 9901612A GB 2346198 B GB2346198 B GB 2346198B
Authority
GB
United Kingdom
Prior art keywords
return device
return
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
GB9901612A
Other versions
GB9901612D0 (en
GB2346198A (en
Inventor
Peter Alexander Jennings
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.)
Aco Technologies PLC
Original Assignee
Aco Technologies PLC
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 Aco Technologies PLC filed Critical Aco Technologies PLC
Priority to GB9901612A priority Critical patent/GB2346198B/en
Publication of GB9901612D0 publication Critical patent/GB9901612D0/en
Publication of GB2346198A publication Critical patent/GB2346198A/en
Application granted granted Critical
Publication of GB2346198B publication Critical patent/GB2346198B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • E03C1/28—Odour seals
    • E03C1/298—Odour seals consisting only of non-return valve
    • 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
    • F16K15/14—Check valves with flexible valve members
    • F16K15/144—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery
    • F16K15/147—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery the closure elements having specially formed slits or being of an elongated easily collapsible form
GB9901612A 1999-01-25 1999-01-25 Non-return device Expired - Fee Related GB2346198B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9901612A GB2346198B (en) 1999-01-25 1999-01-25 Non-return device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9901612A GB2346198B (en) 1999-01-25 1999-01-25 Non-return device

Publications (3)

Publication Number Publication Date
GB9901612D0 GB9901612D0 (en) 1999-03-17
GB2346198A GB2346198A (en) 2000-08-02
GB2346198B true GB2346198B (en) 2002-12-18

Family

ID=10846465

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9901612A Expired - Fee Related GB2346198B (en) 1999-01-25 1999-01-25 Non-return device

Country Status (1)

Country Link
GB (1) GB2346198B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103266648A (en) * 2013-05-30 2013-08-28 天津大学建筑设计研究院 Movable portable water seal

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004059198A1 (en) * 2002-12-23 2004-07-15 Peter Kasper Dahm Fluid control valve
EP1477617A3 (en) * 2003-05-14 2005-03-09 Michel Jacques Senteur Odour seal and backflow-preventer
EP2088252A3 (en) 2007-05-17 2013-12-18 Personnel Hygiene Services Limited Odour seal for an urinal
WO2010085840A1 (en) * 2009-01-27 2010-08-05 Doig Ian D Pumps with extended surface valves and vent system
EP2437586B9 (en) 2009-06-02 2019-02-13 Topcon Precision Agriculture Pty Ltd Vehicle guidance system
TW201706478A (en) 2013-04-26 2017-02-16 發肯免水科技公司 Hybrid flushing system and a method for cleaning a hybrid flushing system
MX2015016445A (en) 2013-05-28 2016-07-13 Falcon Waterfree Technologies Splash-reducing and velocity-increasing cartridge exit.
WO2014193981A1 (en) 2013-05-28 2014-12-04 Falcon Waterfree Technologies, Llc Directional fluid inlet
CN103510613B (en) * 2013-10-16 2015-10-21 彭铁松 Wave folding Split floor drain core
WO2015108559A1 (en) 2014-01-20 2015-07-23 Falcon Waterfree Technologies, Llc Visual indicator
TWI675141B (en) 2016-01-07 2019-10-21 美商發肯免水科技公司 Mechanical valve for waterless urinal
NL2022221B1 (en) * 2018-12-17 2020-07-03 Pipelife Nederland Bv Valve for a sanitary appliance
CN113502885A (en) * 2021-06-30 2021-10-15 宁波方太厨具有限公司 Drainage pipeline and cleaning machine with same

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB764928A (en) * 1953-12-30 1957-01-02 Gen Motors Corp Improvements in fluid flow check valves and fluid pumps
GB1327424A (en) * 1969-08-28 1973-08-22 Rocket Research Corp Apparatus for aspirating fluids
WO1983002320A1 (en) * 1981-12-21 1983-07-07 Lionel Ivor Alfred Taylor Improvements in non-return valves
US4492253A (en) * 1980-12-29 1985-01-08 Red Valve Company, Inc. Tide gate valve
US4877160A (en) * 1981-04-01 1989-10-31 Tetra Pak International Ab Valve unit
US4924923A (en) * 1989-05-17 1990-05-15 Vernay Laboratories, Inc. Fuel filler pipe seal
EP0414329A1 (en) * 1989-08-24 1991-02-27 Shikoku Kakoki Co., Ltd. Filling nozzle
GB2296309A (en) * 1994-12-22 1996-06-26 Hepworth Building Prod Non-return device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB764928A (en) * 1953-12-30 1957-01-02 Gen Motors Corp Improvements in fluid flow check valves and fluid pumps
GB1327424A (en) * 1969-08-28 1973-08-22 Rocket Research Corp Apparatus for aspirating fluids
US4492253A (en) * 1980-12-29 1985-01-08 Red Valve Company, Inc. Tide gate valve
US4877160A (en) * 1981-04-01 1989-10-31 Tetra Pak International Ab Valve unit
WO1983002320A1 (en) * 1981-12-21 1983-07-07 Lionel Ivor Alfred Taylor Improvements in non-return valves
US4924923A (en) * 1989-05-17 1990-05-15 Vernay Laboratories, Inc. Fuel filler pipe seal
EP0414329A1 (en) * 1989-08-24 1991-02-27 Shikoku Kakoki Co., Ltd. Filling nozzle
GB2296309A (en) * 1994-12-22 1996-06-26 Hepworth Building Prod Non-return device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103266648A (en) * 2013-05-30 2013-08-28 天津大学建筑设计研究院 Movable portable water seal

Also Published As

Publication number Publication date
GB9901612D0 (en) 1999-03-17
GB2346198A (en) 2000-08-02

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Legal Events

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

Effective date: 20060125