| 摘要 |
FIELD: agriculture. ^ SUBSTANCE: irrigation pipeline has a lot of connecting elements, made with possibility of attaching to them side branches, connecting elements being mounted in one unit with the wall of irrigation pipeline in process of its manufacturing. Connecting elements can be assembled in open state and made with possibility of closing after manufacturing in case if they are not intended for application, or can be assembled in closed state with possibility of opening after manufacturing in order to ensure attachment of side branches. ^ EFFECT: pipeline has low weight and dimensions, can be easily installed on and under ground surface. ^ 9 cl, 21 dwg |
