DRAINAGE METAL FITTING FOR PIPE LINE REPAIRING WORK

摘要

PURPOSE: To provide a drainage metal fitting for pipe line repairing work, which is capable of facilitating the repairing work by improving the discharging work of a working fluid such as hot water. ;CONSTITUTION: In a pipe line repairing work, in which a repairing material 1 is pressed along the inner surface of a pipe line 11 by supplying hot water (working fluid) W into the inside of the repairing material l sealed watertightly in the pipe line 11, a drainage metal fitting 14 is mounted to a portion 9 of the repairing material l, which is projected from the pipe line 11, and the drainage metal fitting 14 is equipped with a discharge pipe 28 for discharging the hot water W supplied to the inside of the repairing material 1 in a fixed direction outside the repairing material 1, and an opening and closing valve 29 for opening and closing the discharge pipe 28.;COPYRIGHT: (C)1995,JPO