FIELD: machine building.
SUBSTANCE: group of inventions relates to seals. A sealing unit (146) comprises the first flexible sealing component (136) which is installed in a stationary part's zone passing radially inside and is in friction contact with the surface (142) of a rotating part. The sealing unit (146) also comprises at least one stiff sealing element (162) made solid with the bearing element (154) of the first flexible sealing component placed at a specified axial distance from the first flexible sealing component.
EFFECT: provision for the possibility of simplified installation and repair of sealing devices without any treatment or modification of a nozzle.
15 cl, 3 dwg
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|
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|
RU2595286C2 |
Authors
Dates
2014-06-10—Published
2010-03-23—Filed