Patent ID: 11933295
Assignee: GENERAL ELECTRIC COMPANY
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 6:
7. An apparatus to pump fluid comprising:
at least one first bearing including a uniform inner diameter;
a first shaft including a first portion, a second portion, and a third portion at least partially positioned within the uniform inner diameter of the at least one first bearing, the second portion positioned between the first portion and the third portion, the first portion and the third portion including a first thickness, the second portion including a second thickness smaller than the first thickness;
a first rotating element extending radially outward from the second portion of the first shaft;
a second shaft;
a second rotating element extending radially outward from the second shaft; and
at least one second bearing between the first shaft and the second shaft, wherein the first portion of the first shaft is separated from the at least one first bearing by a first distance and the second portion of the first shaft is separated from the at least one first bearing by a second distance greater than the first distance.