FIELD: shipbuilding; building of icebreaking ships.
SUBSTANCE: proposed icebreaking ship is provided with ice-removal strake in area of stern on flat section of bottom; this strake is wedge-shaped in plan and pointed end of wedge is oriented towards stern; it is also provided with icebreaking teeth mounted in front of and behind swinging propellers; they project below level of ice-removal strake.
EFFECT: enhanced protection of ship's propeller-and-steering complex against ice both at ahead and astern running.
4 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| ICE BREAKER STERN | 2012 |
|
RU2494911C1 |
| ICE BREAKER TANKER AFT END | 2023 |
|
RU2820671C1 |
| ICE BREAKER FOR OPERATION IN SHALLOW FREEZING SEA AREAS | 2013 |
|
RU2549739C1 |
| METHOD OF VESSEL MOVEMENT IN ICE | 2021 |
|
RU2768413C1 |
| ICE BREAKER | 2008 |
|
RU2381136C1 |
| ICE BREAKER | 2015 |
|
RU2587744C1 |
| SHIPBOARD SCREW-PROPELLER FOR MOTION AND MANEUVERING OF SHIP UNDER ICE CONDITIONS | 1998 |
|
RU2128126C1 |
| ARCTIC ICE-BREAKER FREIGHT SUPERSHIP WITH ICREPROOF PYLON | 2008 |
|
RU2389640C1 |
| ICE BREAKER | 2011 |
|
RU2483966C2 |
| SHIPBOARD SCREW-RUDDER | 1997 |
|
RU2126762C1 |
