| 摘要 |
FIELD: commercial fishing. SUBSTANCE: method involves manufacturing conical crab catcher, comprising set of annular frames and connecting rods and equipped with fishing net, with the use of mechanical devices for making annular frames 170, 170a and 170b and connecting rods 240, which are the most important parts of crab catcher, as well as with the use of clamping devices for bending, assembling and welding of parts. Fishing net for covering crab catcher welded frame is attached by connecting members. EFFECT: increased strength and stability of construction, increased efficiency and crab yield and convenient transportation of crab catcher. 5 cl, 24 dwg
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