| 摘要 |
A calibration hose assembly suitable for use in conforming a pipeliner (88) to the interior surface of a pipeline (74) to be renovated comprising a hose (42), a closure device (20) partially received in the interior of the hose (42) and projecting therefrom at a first end, and securing means (46) securing the closure device (20) to the hose (42) at the first end to create a fluid-tight seal preventing fluid passing between the interior of the hose (42) and the closure device (20) at said first end portion, the closure device (20) comprising attachment means for connecting the device to an article or articles. The closures device (20) has a hole (34) extending therethrough which is sealed by a method of conforming a pipeliner to release trapped air from the calibration hose. |
