Apparatus for renovating pipes

摘要

Device for reconstructing pipe connections comprises a positioning unit connected to a unit for measuring the complete expansion of the positioning unit. Preferred Features: The positioning unit is a support tube and the measuring unit is a winding box having a switch connected to the support tube by a cable (13). The switch is connected to a signaling device. The device comprises an aligning body (15) which moves into the mouth of a house junction pipe (12) and a drive unit (16) for moving the aligning body into the mouth of the junction pipe.