FIELD: commercial fishery. SUBSTANCE: device is just profile-forming member whose profile is shaped by ribs 1 made of flexible material. Watertight flexible envelope 2 is secured on the ribs. Chambers 3 inside profile-forming members are divided by longitudinal partitions 4 into equal spaces filled with loose material. Filler which is loose material is fed through holes 5 which are tightly closed during operation of the device. Device is secured in line of lugs after the trawl beam with the aid of clamps or snap hooks by means of lengths of ropes connected with capron longitudinal and transverse tapes embracing the device. Device is secured to net by means of snap hooks connecting the loops of tapes embracing the device with net meshes. EFFECT: enhanced reliability. 4 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| DEVICE FOR HORIZONTAL OPENING OF A TRAWL | 0 |
|
SU1725795A1 |
| 0 |
|
SU297228A1 | |
| STAND FOR THREE-DIMENSIONAL SIMULATION OF TRAWS | 0 |
|
SU839457A1 |
| 0 |
|
SU349379A1 | |
| 0 |
|
SU364297A1 | |
| 0 |
|
SU266303A1 | |
| 0 |
|
SU561544A1 | |
| STRAT TRAWL BOARD | 0 |
|
SU1090311A1 |
| ROPE DIFFERENT-DEPTH TRAWL AND METHOD OF FISHING WITH ROPE DIFFERENT-DEPTH TRAWL | 2018 |
|
RU2696081C1 |
| TRAWL FOR CATCHING FISH | 0 |
|
SU1191042A1 |
