Patent ID: 11912424
Assignee: ARCHER AVIATION, INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC B  F  H  Y | IPC B  F

Claim 24:
25. An electric engine for an aircraft, comprising:
an electric motor assembly including a stator and a rotor;
an inverter assembly;
a gearbox assembly including:
a sun gear;
a main shaft including a length of the main shaft that extends from a first end of the main shaft through the gearbox assembly and through the electric motor assembly to a second end of the main shaft; and
a hydrodynamic bearing located between the main shaft and sun gear,
wherein a pump drive gear is configured in association with a planet carrier to drive a pump to flow oil to a heat exchanger, the inverter, the electric motor assembly, and the gearbox assembly.