(57) Abstract Objective The net body in the net framework with the fixed thread hard concerning, the fishlineTo prevent the fact that the fixed thread the pulling tsu catches to the section and the like hard, collectivelyLight weight conversion and strength improvement of the net body are assured. Constitution Cord framework 2, main framework section 4 of wide heading and the underside halfway sectionIn the empty downward look sudden facilities the adapter unit from the bottom of 5 which is done and adapter unit 5Sideways in the reinforcement section 6 which sudden facilities is done it forms in suspicious looking section condition, is lightQuantification and strength improvement are actualized simultaneously. Main framework section 4 and reinforcement section 6From it is categorized the installation thread 11 of cord body 3 to the installation aspect 12 which is dented,ru. Through the thread sequence hole 7 which facilities is done in adapter unit 5, fixed thread 13It puts on installation thread 11 and stops, installation thread 11 is hard on the installation aspect 12Fixed it does. Advantages Installation thread 11, fixed thread 13 and its is hard section,From the top of adapter unit 5 it was dented from the main framework section 4 which Hari appears to the inside and outsideBecause there is a position, catching of the fishline can be prevented.
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