FIELD: shipbuilding. SUBSTANCE: fin propeller has blade with rigid profilled envelope inside which longeron and drive lever are arranged. Longeron is round in section and is rigidly connected with the drive lever. Wing is hydraulically connected via the passages provided in the longeron and in the drive lever with the pump for sucking the liquid from its surface. Profiled envelope is made for rotation about longitudinal axis of the longeron and for shutting off its passages. EFFECT: enhanced reliability. 8 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| 0 |
|
SU484129A1 | |
| FIN PROPELLER | 0 |
|
SU1735116A1 |
| FIN PROPELLER | 1992 |
|
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