US 12,341,402 B2
Emotor rotor centering and shipping aid with annular disk and bolt holes
John Ramsey, Mansfield, OH (US); Michael Condo, Clinton, OH (US); and Kolstin Hartzler, Norton, OH (US)
Assigned to Schaeffler Technologies AG & Co. KG, Herzogenaurach (DE)
Filed by Schaeffler Technologies AG & Co. KG, Herzogenaurach (DE)
Filed on Jul. 28, 2022, as Appl. No. 17/875,522.
Claims priority of provisional application 63/301,415, filed on Jan. 20, 2022.
Prior Publication US 2023/0231440 A1, Jul. 20, 2023
Int. Cl. H02K 5/26 (2006.01); B65D 85/68 (2006.01); H02K 5/10 (2006.01); H02K 24/00 (2006.01)
CPC H02K 5/26 (2013.01) [B65D 85/68 (2013.01); H02K 5/10 (2013.01); H02K 24/00 (2013.01); B65D 2585/6877 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A shipping jig for an e-motor, comprising:
a central axis;
an annular disk arranged for fixing to a cover of the e-motor, comprising:
a first plurality of holes distributed about a first bolt circle; and
a second plurality of holes distributed about a second bolt circle, smaller than the first bolt circle;
a cylindrical portion extending axially from the annular disk and arranged for axially and radially positioning a rotor carrier of the e-motor relative to a stator of the e-motor; and
a spring element arranged for axially pressing a radially inwardly extending portion of the rotor carrier towards a housing of the e-motor.