KEEP TRAP Russian patent published in 2004 - IPC

FIELD: commercial fishing, in particular, sink-type keep traps.

SUBSTANCE: trap is composed of stationary guiding part and detachable catching part. Stationary part of trap has guiding wing, cavity, arch and rigid joining member with rings. Cavity and arch are mounted on anchored tension members. Detachable part of trap is composed of barrel and enclosure. Barrel has spacer frames and at least two mouths. Detachable part is equipped with movable tension members, one of tension members being connected to barrel portion adjoining enclosure and other lines of tension members being connected to barrel front edge, said connections being made detachable. Movable tension member lines are passed through anchored rings and lines connected to barrel front edge are also passed through rings of stationary part joining member for joining of stationary and detachable trap parts. Lifting line with floats is extending under the region of first barrel mouth.

EFFECT: reduced pulling force exerted for lifting of catching part of trap for examining thereof, pouring out fish yield and replacement of barrel to remove built-up layers from barrel and drying thereof.

5 cl, 2 dwg, 1 ex