FIELD: sealing technology; sealing revolving shafts in inner cavities of gas- and steam-turbine plants, compressors, rotary machines and other units. SUBSTANCE: circular seal includes movable interconnected parallel disks forming cavity communicated with low-pressure zone. Thrust bush with sealing units is fitted between disks. Sealing units form cavity communicated with high-pressure zone. EFFECT: enhanced reliability of sealing. 6 cl, 4 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| SECTIONIZED SEALING UNIT | 2000 |
|
RU2182993C2 |
| BRUSH SEAL | 2003 |
|
RU2269047C2 |
| BUTT GASKET | 2007 |
|
RU2374534C2 |
| SUPPORT SEAL (VERSIONS) | 2001 |
|
RU2222739C2 |
| HYDROSTATIC BEARING | 2003 |
|
RU2253052C1 |
| SEAL | 2001 |
|
RU2206000C1 |
| SEALING UNIT | 1999 |
|
RU2182994C2 |
| 0 |
|
SU525822A2 | |
| SEAL | 0 |
|
SU861808A2 |
| ROTOR SUPPORT SYSTEM | 2000 |
|
RU2182977C2 |
