20130183143 | SEALING DEVICE HAVING A SLEEVE FOR THE PASSAGE OF A CONNECTING ROD OF A SYSTEM FOR CONTROLLING THE ORIENTATION OF THE BLOWER BLADES OF A TURBOPROP ENGINE THROUGH A PARTITION - A sealing device for passing a connecting rod of a system for controlling a pitch of fan blades of a turboprop through a partition. The device includes a tube for fastening to the partition that is to be sealed, and a frustoconical sheath through which the connecting rod is to pass, the sheath configured to slide axially inside the tube and including, at its wider end, a sealing mechanism co-operating with the tube, and, at its narrower end, a leaktight fastener fastening to a corresponding end of the connecting rod. | 07-18-2013 |