GB2153048B - Improvements in non-return valves for liquids or gases - Google Patents
Improvements in non-return valves for liquids or gasesInfo
- Publication number
- GB2153048B GB2153048B GB08402756A GB8402756A GB2153048B GB 2153048 B GB2153048 B GB 2153048B GB 08402756 A GB08402756 A GB 08402756A GB 8402756 A GB8402756 A GB 8402756A GB 2153048 B GB2153048 B GB 2153048B
- Authority
- GB
- United Kingdom
- Prior art keywords
- liquids
- gases
- return valves
- valves
- 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
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
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08402756A GB2153048B (en) | 1984-02-02 | 1984-02-02 | Improvements in non-return valves for liquids or gases |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08402756A GB2153048B (en) | 1984-02-02 | 1984-02-02 | Improvements in non-return valves for liquids or gases |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8402756D0 GB8402756D0 (en) | 1984-03-07 |
GB2153048A GB2153048A (en) | 1985-08-14 |
GB2153048B true GB2153048B (en) | 1987-06-10 |
Family
ID=10555959
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08402756A Expired GB2153048B (en) | 1984-02-02 | 1984-02-02 | Improvements in non-return valves for liquids or gases |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2153048B (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2190466A (en) * | 1986-05-15 | 1987-11-18 | C R M Design Services Ltd | Improved valve member |
US5881772A (en) * | 1998-01-05 | 1999-03-16 | Chesebrough-Pond's Usa., Co. Division Of Conopco, Inc. | Smiling duckbill valve |
EP1174549A3 (en) * | 2000-07-19 | 2005-01-12 | Michel Jacques Senteur | Backflow-preventer |
SE526363C2 (en) * | 2004-03-15 | 2005-08-30 | Sjoebo Bruk Ab | odor Blocking |
EP2145124A1 (en) * | 2007-05-07 | 2010-01-20 | Ian Dracup Doig | Duckbill type check valve with curved and resiliently biased closing seal |
US8998034B2 (en) | 2009-10-09 | 2015-04-07 | Dr. Py Institute Llc | Device with co-molded closure, one-way valve and variable-volume storage chamber, and related method |
MX2015014943A (en) | 2013-04-26 | 2016-06-02 | Falcon Waterfree Technologies | Hybrid trap with water injection. |
MX2015016445A (en) | 2013-05-28 | 2016-07-13 | Falcon Waterfree Technologies | Splash-reducing and velocity-increasing cartridge exit. |
US10184235B2 (en) | 2013-05-28 | 2019-01-22 | Falcon Waterfree Technologies, Llc | Directional fluid inlet |
US10197430B2 (en) | 2014-01-20 | 2019-02-05 | Falcon Waterfree Technologies, Llc | Visual indicator |
GB2552659B (en) | 2016-08-01 | 2019-06-12 | Mcalpine & Co Ltd | High flow drain control |
GB2557197A (en) * | 2016-11-30 | 2018-06-20 | Anthony Griffiths Joseph | Valve for inflatable object |
USD917027S1 (en) | 2019-12-18 | 2021-04-20 | Lasalle Bristol Corporation | Non-return device valve support member |
USD924378S1 (en) | 2019-12-18 | 2021-07-06 | Lasalle Bristol Corporation | Non-return device valve member |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1066508A (en) * | 1962-12-27 | 1967-04-26 | James Edward Brown | Improvements in non-return valves for liquids or gases |
-
1984
- 1984-02-02 GB GB08402756A patent/GB2153048B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB8402756D0 (en) | 1984-03-07 |
GB2153048A (en) | 1985-08-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
746 | Register noted 'licences of right' (sect. 46/1977) | ||
747B | Proceeding under sect. 47(1) patents act 1977 | ||
747C | Notice that the entry in the register 'licence of right' was cancelled (sect. 47/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19950202 |