GB638728A - Improvements in and relating to check or non-return valves - Google Patents
Improvements in and relating to check or non-return valvesInfo
- Publication number
- GB638728A GB638728A GB862348A GB862348A GB638728A GB 638728 A GB638728 A GB 638728A GB 862348 A GB862348 A GB 862348A GB 862348 A GB862348 A GB 862348A GB 638728 A GB638728 A GB 638728A
- Authority
- GB
- United Kingdom
- Prior art keywords
- stem
- closure member
- check
- relating
- return valves
- 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
- F16K15/02—Check valves with guided rigid valve members
- F16K15/06—Check valves with guided rigid valve members with guided stems
- F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Abstract
638,728. Valves. MIDLAND INDUSTRIES, Ltd., and JORGENSEN, E. March 24, 1948, No. 8623. [Class 135] A check valve comprises a hemisphericalshaped closure member a provided with a stem b located within and guided by a spring disposed between the stem and a screwed cap c. The axis of the closure member is preferably arranged at an angle of 45 degrees to the fluidflow passage g, g<SP>1</SP>. According to the Provisional Specification, the closure member is preferably made of corrosion-resisting steel and loosely mounted on the stem.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB862348A GB638728A (en) | 1948-03-24 | 1948-03-24 | Improvements in and relating to check or non-return valves |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB862348A GB638728A (en) | 1948-03-24 | 1948-03-24 | Improvements in and relating to check or non-return valves |
Publications (1)
Publication Number | Publication Date |
---|---|
GB638728A true GB638728A (en) | 1950-06-14 |
Family
ID=9856025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB862348A Expired GB638728A (en) | 1948-03-24 | 1948-03-24 | Improvements in and relating to check or non-return valves |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB638728A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2222230A (en) * | 1988-08-23 | 1990-02-28 | Score | A pipeline check valve |
-
1948
- 1948-03-24 GB GB862348A patent/GB638728A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2222230A (en) * | 1988-08-23 | 1990-02-28 | Score | A pipeline check valve |
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