A ram air turbine (100) includes a turbine (102) with one or more blades (104), a strut (110) removably coupled to the turbine (102) and having a gearbox section (116) and a drive section (112), a cover (122) located at an end of the gearbox section (116) of the strut (110) with a test plug (124) having a static seal (130), a turbine shaft (126) and a bevel gear (128) located in the gearbox section (116) of the strut (110) and a driveshaft (134) and a pinion gear (132) located in the drive section (112) of the strut (110), wherein the pinion gear (132) engages with the bevel gear (128). The turbine shaft (126) may include a dynamic seal (118) that provides sealing between the turbine shaft (126) and the cover (122). The test plug (124) may be a threaded plug. The cover (122) may also utilize a dynamic seal (118). The turbine shaft (126) may include a splined internal cavity (172) for use with a ground test motor.
RAM AIR TURBINE WITH GEARBOX SEALING
STAUDRUCKTURBINE MIT GETRIEBEABDICHTUNG
TURBINE À AIR DYNAMIQUE AVEC FERMETURE DE BOÎTE DE VITESSES
2019-11-13
Patent
Electronic Resource
English