FIELD: mechanical engineering; high-speed pumping units. SUBSTANCE: hydrodynamic seal includes impeller mounted on shaft in circular bore. Dynamic sealing member is made from cellular baffles forming diffusers and converging tubes located in staggered order relative to adjacent cells and filled with permeable absorbent. EFFECT: enhanced reliability of sealing under conditions of varying temperature and varying quality of liquids. 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| REGENERATIVE HEAT EXCHANGER | 2003 |
|
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| MECHANICAL-DRAFT TOWER | 2001 |
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| DEVICE FOR COMBINED MECHANICAL AND THERMAL REAMING OF HOLES | 2002 |
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|
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| TURBOCYCLE FOR SEPARATION OF SUSPENSIONS | 1997 |
|
RU2136386C1 |
| WATER INTAKE DEVICE | 2001 |
|
RU2215095C2 |
