| 摘要 |
<p>The subject of the invention is a purge system (22) comprising an open passage (24) and, upstream, a control that allows the hydraulic fluid to flow towards said open passage (24) or prevents it from flowing thereto, said control having a section that can be operated using a given tool, said purge system comprising a removable connection device comprising: coupling means (32) that can be coupled to the purge system, an outlet that can be connected to a pipe (28), a central first part (30) comprising said coupling means (32), a cylindrical bearing surface (34) and a passage (36) extending from the coupling means (32) to the surface (34') of the cylindrical bearing surface (34), an annular second part (38) comprising a bore (40) designed to pivot on the cylindrical bearing surface (34), at least a passage (42) connecting the outlet and the surface (40') of the bore (40), the central part (30) and/or the annular part (38) comprising a groove (62) that allows the hydraulic fluid to flow between the passages (36, 42), characterized in that the central part (30) of the connection device comprises a section (48) to allow said connection device to be coupled to the purge system (22) and which is positioned between the coupling means (32) and the cylindrical bearing surface (34).</p> |
