| 摘要 |
FIELD: ship building. ^ SUBSTANCE: ice breaker counter accommodates rudder propeller arranged in the ship diametral plane. Traditional ship propellers, fitted on the shaft, are arranged on every side of rudder propeller. The latter is shifted towards stern from ship propellers plane. ^ EFFECT: protection of rudder propeller against ice destructive effects. ^ 2 cl, 3 dwg |
