TRAWL Russian patent published in 2001 - IPC

FIELD: commercial fishery. SUBSTANCE: trawl has catching part with flexible plate arranged between spacer members so as to interconnect spacer member inner edges, upper seine rope provided with additional tug, and brackets with openings. Spacer members have flexible binders equipped with closed loops arranged on ends. Spacer member rear edges are provided with rigid eyelets and are attached to upper seine rope tug by additional tug passed through rigid spacer member eyelets for sliding. Tug of false seine rope is passed through openings of wing brackets for sliding. Outer edges of spacer members are attached to rims of tug false seine rope and of upper seine rope additional tug by flexible binders passed through mentioned rims, with following throwing of flexible binder loops on rims from outside. Trawl of such construction allows vertical opening of trawl to be stabilized by providing constant reliable properties of spacer members due to stable constructional sizes during operation. EFFECT: increased efficiency and enhanced reliability in operation. 4 dwg