Patent ID: 11863032
Assignee: PRATT & WHITNEY CANADA CORP.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  F | IPC F  H

Claim 0:
1. An electric machine system comprising:
a first electric machine rotor disposed on a first rotatable shaft;
a first gear directly connected to the first rotatable shaft and coupled to a first input/output shaft structurally separate from said first rotatable shaft;
a second gear directly connected to the first rotatable shaft and coupled to a second input/output shaft, said second input/output shaft being structurally separate from the first input/output shaft and said first rotatable shaft, said first and second gears configured to rotate at a same rotational speed and in a same rotational direction as said first rotatable shaft, said first input/output shaft and said second input/output shaft being rotatable at different rotational speeds;
a second electric machine rotor disposed on said first rotatable shaft and connected to the first and second gears; and
a third electric machine rotor disposed on said first rotatable shaft and connected to the first and second gears.