GB244757A - Improvements in and relating to shaft packings - Google Patents
Improvements in and relating to shaft packingsInfo
- Publication number
- GB244757A GB244757A GB31189/25A GB3118925A GB244757A GB 244757 A GB244757 A GB 244757A GB 31189/25 A GB31189/25 A GB 31189/25A GB 3118925 A GB3118925 A GB 3118925A GB 244757 A GB244757 A GB 244757A
- Authority
- GB
- United Kingdom
- Prior art keywords
- ring
- campbell
- cups
- fin
- rings
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3436—Pressing means
- F16J15/3448—Pressing means the pressing force resulting from fluid pressure
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Sealing Devices (AREA)
Abstract
244,757. British Thomson-Houston Co., Ltd., (Assignees of Campbell, A. (Administratrix of Campbell, W.)). Dec. 18, 1924, [Convention date]. Addition to 239,548. Stuffing-boxes, substitutes for.-In packing of the type described in the parent Specification, the unbalanced pressure on the movable ring 9, the fin 10 of which co-operates with the surface of a collar 5 on the shaft, is balanced by admitting the pressure fluid through passages 19 to cups 17 secured to the ring 9 by stems 18 or otherwise. The rims of the cups 17 are level with the fin 10, and their total effective area is greater than the unbalanced area of the ring 9. The latter is carried by a ring 11 having enlarged rounded edges clamped to the casing and to the ring 9 by rings 13, 14. In a modification the ring 11 is replaced by a flexible ring, rigidly secured at its edges, and the rings 13, 14 are formed with overlapping flanges, which limit the axial movement of the ring 9.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US244757XA | 1924-12-18 | 1924-12-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB244757A true GB244757A (en) | 1926-07-01 |
Family
ID=21820767
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB31189/25A Expired GB244757A (en) | 1924-12-18 | 1925-12-10 | Improvements in and relating to shaft packings |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB244757A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2747611A (en) * | 1953-01-23 | 1956-05-29 | Westinghouse Air Brake Co | Control valve device |
-
1925
- 1925-12-10 GB GB31189/25A patent/GB244757A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2747611A (en) * | 1953-01-23 | 1956-05-29 | Westinghouse Air Brake Co | Control valve device |
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