FIELD: machine building.
SUBSTANCE: appliance contains fastening point provided on movable part (10). Moving part (10) can move relative to trawl board body (1) by means of remotely controlled actuator. Moving part (10) with attachment point (15) for towing cable is provided on trawl board body (1) or on its central rib. Movable part (10) with attachment point can move substantially in vertical direction and approximately at right angles relative to direction of trawl board (1) movement.
EFFECT: invention provides continuous adjustment of the depth at which trawl board (1) is operated in water.
17 cl, 9 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| TRAWL DOOR OR PARAVANE WITH REMOTE CONTROL ADJUSTMENT | 2012 |
|
RU2599160C2 |
| OPENING APPARATUS | 2019 |
|
RU2773646C1 |
| LIGHT MOLD OTTER TRAWL FOR HIGH-RATE TRAWLING THAT FEATURES HIGH HYDRODYNAMIC EFFICIENCY, METHODS OF ITS PRODUCTION AND APPLICATION | 2005 |
|
RU2346433C2 |
| TRAWL BOARD | 2019 |
|
RU2777736C2 |
| OTTER BOARD | 1997 |
|
RU2181001C2 |
| VESSEL CONTROL DEVICE | 2018 |
|
RU2756410C2 |
| CONTROL SYSTEM AND METHOD FOR CONTROL OF TOWED MARINE OBJECT | 2020 |
|
RU2806020C2 |
| TRAWL AND FISHING METHOD | 2015 |
|
RU2685884C1 |
| TRAIL DOOR | 2014 |
|
RU2644954C2 |
| TRAWL SHIP WITH AIR-LOCK CHAMBER | 2003 |
|
RU2278057C2 |
