| 摘要 |
An accessory gearbox for a gas turbine engine has a main gearbox housing for receiving a plurality of gears to drive a plurality of accessories. An input shaft has a first bevel gear at an outer end, and extends inwardly to transmit rotation to the plurality of gears. A tower shaft has a second bevel gear engaging the first bevel gear to in turn drive the input shaft. A tower shaft houses is fixed to the main gearbox housing. A method of removing a tower shaft is also disclosed.
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