Patent ID: 11959387
Assignee: UNISON INDUSTRIES, LLC
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 0:
1. An air turbine starter comprising:
a housing having a primary inlet and primary outlet to define a primary air flow path from the primary inlet to the primary outlet;
a gear box located within a gearbox section and having a drive shaft and an output shaft, with a gear train, including a carrier, operably coupling the drive shaft and the output shaft;
a turbine having a rotor coupled to the drive shaft and a plurality of circumferentially spaced blades extending from the rotor;
a first bearing assembly rotatably supporting the drive shaft relative to the housing;
a second bearing assembly in contact with and rotatably supporting the output shaft relative to the housing;
a third bearing assembly configured to rotatably support the carrier and located between the carrier and a second portion of the housing;
a fourth bearing assembly located between the carrier and the output shaft; and
a fifth bearing assembly axially spaced from the fourth bearing assembly and located between the carrier and the output shaft.