Packer for lining the transition area between a main water pipe and a service pipe entering the main pipe

摘要

The invention relates to a packer (1) for lining the transition area between a main sewage pipe and a service pipe opening into the main pipe, comprising a support tube (2), wherein the support tube (2) has at least two coats (3, 4) made of elastic material on the circumference. which are arranged one above the other, wherein the two shells (3, 4) are peripherally connected to one another at the end (5, 6), and wherein the outer sheath (4) has an attachment (10) formed of elastic material, the space between the two jacket (3, 4) as well with a pressure medium, for. As air, can be filled, such as the attachment (10) on the outer jacket (4).