Rotor assembly for electric motor
AssigneeLG Electronics Inc.
InventorSomi Sim
Life of this patent
Estimating the term…
Abstract
The present invention relates to a rotor assembly for an electric motor, including: a rotor; a rotary shaft passing through the center of the rotor and coupled to the rotor; and a fastening member fastened to at least one side of the rotary shaft to prevent the rotor from being moved along the rotary shaft, wherein the fastening member includes a body portion having at least a part brought into contact with the rotary shaft; and a flange portion connected to the body portion, part of the flange portion being pressed against the rotor side to prevent the axial movement of the rotor.
Claims11
A rotor assembly for an electric motor, comprising:
- a rotor;
- a rotary shaft passing through a center of the rotor and coupled to the rotor;
- and
- a fastening member fastened to at least one side of the rotary shaft to prevent the rotor from being moved along the rotary shaft,
- wherein the fastening member includes a body portion having at least a part brought into contact with the rotary shaft, and a flange portion connected to the body portion, part of the flange portion being pressed against a side of the rotor to prevent movement of the rotor,
- wherein the rotor comprises:
- a rotor core;
- and
- a plurality of rotor holes formed in the rotor core in an axial direction,
- wherein the flange portion is formed to cover part of each of the plurality of rotor holes.
A rotor assembly for an electric motor, comprising:
- a rotor;
- a rotary shaft passing through a center of the rotor and coupled to the rotor;
- and
- a fastening member fastened to at least one side of the rotary shaft to prevent the rotor from being moved along the rotary shaft,
- wherein the fastening member includes a body portion having at least a part brought into contact with the rotary shaft, and a flange portion connected to the body portion, part of the flange portion being pressed against a side of the rotor to prevent movement of the rotor,
- wherein part of the flange portion is pressed to form a plurality of caulking portions, and the plurality of caulking portions are symmetrical with respect to a centerline of the rotary shaft.
Dependencies are inferred from the claim text.