Patent ID: 11876432
Assignee: BSH HAUSGERäTE GMBH
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A rotor core for a permanent magnet rotor of a household appliance, the rotor core comprising:
a hollow shaft;
a ring-shaped permanent magnet coaxial to said hollow shaft; and
a monolithic carrier portion formed of a metal sheet being permanently combined with said hollow shaft, said carrier portion carrying said ring-shaped permanent magnet, said carrier portion including a support plate extending in radial direction and said support plate including:
three axial support regions extending in the radial direction, evenly distributed in circumferential direction and configured to support the ring-shaped permanent magnet in axial direction; and
three support elements bent from said support plate to protrude in the axial direction, evenly distributed in the circumferential direction and configured to extend into an interior space surrounded by the ring-shaped permanent magnet;
said axial support regions extending radially further from said hollow shaft than said support elements; and
said axial support regions alternating with said support elements in the circumferential direction.