Patent ID: 11925142
Assignee: ARIENS COMPANY
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC A  F  H | IPC A  F  H

Claim 18:
19. An electric motor for a lawn mower comprising:
a spindle housing having a bore with a spindle clearance opening;
an upper housing coupled to an upper portion of the spindle housing; a stator positioned within the upper housing;
a spindle shaft extending vertically through the bore of the spindle housing, the spindle shaft having an upper spindle shaft portion and a lower spindle shaft portion;
a rotor coupled to the stator within the upper housing and coupled to the spindle shaft for rotation of the spindle shaft;
an upper bearing supporting the upper spindle shaft portion in the rotor; a lower bearing supporting the lower spindle shaft portion;
a lower bearing carrier mounted to the spindle housing and supporting the lower bearing proximate to the spindle clearance opening;
a blade adapter coupled to the lower spindle shaft portion;
a bearing debris guard coupled to the spindle housing around the lower bearing, the lower bearing carrier, and a portion of the blade adapter to protect the lower bearing from debris; and
a blade coupled to the blade adapter with a blade mounting fastener,
wherein the blade, the bearing debris guard, the blade adapter, the lower bearing carrier and the lower bearing are removable from the electric motor,
wherein the spindle clearance opening limits the radial movement of the lower portion of the spindle shaft when the blade, the bearing debris guard, the blade adapter, the lower bearing carrier and the lower bearing are removed from the electric motor.