公开(公告)号：US11841102B2

公开(公告)日：2023-12-12

申请号：US17597487

申请日：2020-07-09

Applicant: BOUYGUES TRAVAUX PUBLICS

Inventor： Herve Pesenti

IPC: F16L33/28 ,  E21D9/12 ,  F16L33/16

CPC classification number: F16L33/28 ,  E21D9/12 ,  F16L33/16

Abstract: A connector for a mucking duct of a tunnel boring machine including a fitting having a first end configured to be added and fastened onto the flexible pipe of the mucking duct and a second end configured to be mounted on an additional duct section, and a clamping device, mounted in the fitting and configured to block the additional duct section relative to the fitting.