| 摘要 |
1. The hydrant consists of the top part equipped with centre sockets and the bottom part equipped with the valve assembly. Characterized in that: The body (5) of the centre socket (6) is located between the top part (1) and the valve assembly (4). The axis of the socket is preferably perpendicular to the axis of the mandrel (7). The socket is equipped with the lid (8) closed with the crown (9).
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