GB2561546B - Valve - Google Patents

Valve Download PDF

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Publication number
GB2561546B
GB2561546B GB1704817.4A GB201704817A GB2561546B GB 2561546 B GB2561546 B GB 2561546B GB 201704817 A GB201704817 A GB 201704817A GB 2561546 B GB2561546 B GB 2561546B
Authority
GB
United Kingdom
Prior art keywords
valve
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
GB1704817.4A
Other versions
GB2561546A (en
GB201704817D0 (en
Inventor
Johnson Challis Russell
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB1704817.4A priority Critical patent/GB2561546B/en
Publication of GB201704817D0 publication Critical patent/GB201704817D0/en
Publication of GB2561546A publication Critical patent/GB2561546A/en
Application granted granted Critical
Publication of GB2561546B publication Critical patent/GB2561546B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16K23/00—Valves for preventing drip from nozzles
    • 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
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/10—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves
    • E03C1/104—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves using a single check 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
    • 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
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/08—Jet regulators or jet guides, e.g. anti-splash devices

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Lift Valve (AREA)
GB1704817.4A 2017-03-27 2017-03-27 Valve Active GB2561546B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1704817.4A GB2561546B (en) 2017-03-27 2017-03-27 Valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1704817.4A GB2561546B (en) 2017-03-27 2017-03-27 Valve

Publications (3)

Publication Number Publication Date
GB201704817D0 GB201704817D0 (en) 2017-05-10
GB2561546A GB2561546A (en) 2018-10-24
GB2561546B true GB2561546B (en) 2022-01-19

Family

ID=58687876

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1704817.4A Active GB2561546B (en) 2017-03-27 2017-03-27 Valve

Country Status (1)

Country Link
GB (1) GB2561546B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2328382A (en) * 1941-10-08 1943-08-31 Jesse D Langdon Flexible check valve and vacuum breaker
US4524805A (en) * 1983-07-08 1985-06-25 Hoffman Allan C Normally closed duckbill valve and method of manufacture
CN2898507Y (en) * 2005-11-09 2007-05-09 章克亮 Duckbilled rubber check valve
EP3112731A1 (en) * 2015-07-03 2017-01-04 Avesto Tech B.V. Preshaped duckbill valve

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2328382A (en) * 1941-10-08 1943-08-31 Jesse D Langdon Flexible check valve and vacuum breaker
US4524805A (en) * 1983-07-08 1985-06-25 Hoffman Allan C Normally closed duckbill valve and method of manufacture
CN2898507Y (en) * 2005-11-09 2007-05-09 章克亮 Duckbilled rubber check valve
EP3112731A1 (en) * 2015-07-03 2017-01-04 Avesto Tech B.V. Preshaped duckbill valve

Also Published As

Publication number Publication date
GB2561546A (en) 2018-10-24
GB201704817D0 (en) 2017-05-10

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)
S20A Reinstatement of application (sect. 20a/patents act 1977)

Free format text: REQUEST FOR REINSTATEMENT ALLOWED

Effective date: 20180801

Free format text: REQUEST FOR REINSTATEMENT FILED

Effective date: 20180710