UNDERGROUND PIPE MENDING PACKER AND ARRANGING METHOD FOR PACKER

摘要

PURPOSE:To provide an underground pipe mending packer, which suppresses deterioration of its sleeve and can be easily arranged in a mending position, by narrowing the width in the specific direction. CONSTITUTION:An underground pipe mending packer 1 is constructed in such a way as installing a rubber sleeve 7 on the outside of a metallic cylindrical body 5. On both ends of the cylindrical body 5, end plates 9 are installed, and a distorted circle squashed in the vertical direction is provided for the shape of the cross section for the cylindrical body 5 and the end plates 9.