Patent ID: 8857192

Claim:
An assembly for a gas turbine engine comprising: an accessory gearbox having a first housing with opposing sides and defining a first interior, and a drive gear located within the interior; a starter/generator comprising: a second housing defining a second interior and mechanically mounted to the accessory gearbox, the starter/generator; a rotatable shaft having a portion located within the second interior; a pinion gear carried by the portion of the shaft; a main machine carried by the portion of the shaft; a permanent magnet generator (PMG) carried by the portion of the shaft; and an exciter carried by the portion of the shaft; wherein the starter/generator is mounted to the accessory gearbox such that the second housing is located only on one side of the first housing and the PMG and exciter are located within the second housing on the portion of the shaft between the pinion gear and the main machine, which meshes with the drive gear when the starter/generator is mounted to the accessory gearbox; and wherein at least one of the PMG and exciter is located within the accessory gearbox when the starter/generator is mounted to the accessory gearbox.