| 摘要 |
PURPOSE:To provide an in-pipe cleaning appliance suitable for removing hard fur adhered to a pipe inner wall difficult to remove in a water supply piping and water drain piping, cleaning the pipe inner wall without difficulty in a piping with a number of pipe joints forming bending sections and preventing the damage to the pipe inner wall at the time of cleaning. CONSTITUTION:An in-pipe cleaning appliance comprises a support plate 2 with flexible wire 1, the end of which is fixed to a rear side central section, a protection ring 21 of a comparatively soft material formed protrudingly on a central parallel of latitude of a spherical face forming both poles in the front and rear direction of a spherical basic body, several lines of protruded chippers 13 and 14 protruding lower than the protruding height of the protection ring fixed along a longitude of the spherical face and a cleaning head 7 with bonded end face 15 bonded with the support plate 2 in the state of not rotating relatively together with at the rear end. |
