GB794511A - Improvements in and relating to non-return valves - Google Patents
Improvements in and relating to non-return valvesInfo
- Publication number
- GB794511A GB794511A GB927755A GB927755A GB794511A GB 794511 A GB794511 A GB 794511A GB 927755 A GB927755 A GB 927755A GB 927755 A GB927755 A GB 927755A GB 794511 A GB794511 A GB 794511A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tube
- rubber
- relating
- return valves
- flaps
- 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
- F16K15/148—Check valves with flexible valve members the closure elements being fixed in their centre
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Abstract
794,511. Valves. NORMALAIR, Ltd. March 28, 1956 [March 30, 1955], No. 9277/55. Class 135. A non-return valve comprises a rubber tube a with one end recessed, as shown, and provided at that end with flaps c of rubber, &c. The flaps are secured to the tube at d. The tube a may be covered by a further rubber tube or by a rigid tube formed with holes through which the inner tube may be kneaded in order to free the valve from ice. The apertures in the outer tube may be covered by a further thinwalled rubber tube.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB927755A GB794511A (en) | 1955-03-30 | 1955-03-30 | Improvements in and relating to non-return valves |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB927755A GB794511A (en) | 1955-03-30 | 1955-03-30 | Improvements in and relating to non-return valves |
Publications (1)
Publication Number | Publication Date |
---|---|
GB794511A true GB794511A (en) | 1958-05-07 |
Family
ID=9868868
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB927755A Expired GB794511A (en) | 1955-03-30 | 1955-03-30 | Improvements in and relating to non-return valves |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB794511A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3312237A (en) * | 1964-05-06 | 1967-04-04 | Mon George | Bicuspid heart valve |
US5518026A (en) * | 1994-09-30 | 1996-05-21 | G. T. Products, Inc. | Filler neck butterfly check valve |
US6253788B1 (en) | 1999-03-29 | 2001-07-03 | Tesma-Motoren-Und Getriebetechnik Ges. M.B.H. | Check valve for use in a filler pipe for filling a fuel tank |
-
1955
- 1955-03-30 GB GB927755A patent/GB794511A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3312237A (en) * | 1964-05-06 | 1967-04-04 | Mon George | Bicuspid heart valve |
US5518026A (en) * | 1994-09-30 | 1996-05-21 | G. T. Products, Inc. | Filler neck butterfly check valve |
US6253788B1 (en) | 1999-03-29 | 2001-07-03 | Tesma-Motoren-Und Getriebetechnik Ges. M.B.H. | Check valve for use in a filler pipe for filling a fuel tank |
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