| 摘要 |
A tubular component for a drill stem, for drilling a hole, said component (1) comprising a first end section (6) comprising a first threading, a second end section (7) comprising a second threading, and a substantially tubular central section (8), a hole (21) being provided in at least one of the first and second end sections, characterized in that it comprises a tensioner (25) for a communications tube (22) disposed in the hole (21), the tensioner (25) operating by deformation of a regular section of the communications tube (22), the tensioner (25) being disposed in a housing (20) provided in at least said section, at a distance from the ends of the communications tube, the housing (20) intersecting with the hole (21). |
