ROTOR AND MOTOR COMPRISING SAME
First Claim
1. A rotor comprising a first rotor part and a second rotor part which are disposed in a shaft direction,wherein the first rotor part includes a first rotor core, a plurality of first magnets disposed on an outer circumferential surface of the first rotor core, and a first holder configured to fix the plurality of first magnets, andthe second rotor part includes a second rotor core, a plurality of second magnets disposed on an outer circumferential surface of the second rotor core, and a second holder configured to fix the plurality of second magnets,wherein the first holder includes a plurality of first protrusion parts protruding toward the second rotor part, andthe second holder includes a plurality of second protrusion parts protruding toward the first rotor part, andwherein a gap is formed between the first rotor core and the second rotor core by the plurality of first protrusion parts and the plurality of second protrusion parts.
1 Assignment
0 Petitions
Accused Products
Abstract
One embodiment discloses a rotor and a motor comprising same, the rotor comprising a first rotor part and a second motor part arranged in an axial direction, wherein the first rotor part comprises a first rotor core, multiple first magnets arranged on the outer circumferential surface of the first rotor core, and a first holder for fixing the multiple first magnets, and the second rotor part comprises a second rotor core, multiple second magnets arranged on the outer circumferential surface of the second rotor core, and a second holder for fixing the multiple second magnets, wherein the first holder comprises multiple first protruding parts protruding towards the second rotor part, and the second holder comprises multiple second protruding parts protruding towards the first rotor part, wherein a gap is included that is formed between the first rotor core and the second rotor core.
3 Citations
20 Claims
-
1. A rotor comprising a first rotor part and a second rotor part which are disposed in a shaft direction,
wherein the first rotor part includes a first rotor core, a plurality of first magnets disposed on an outer circumferential surface of the first rotor core, and a first holder configured to fix the plurality of first magnets, and the second rotor part includes a second rotor core, a plurality of second magnets disposed on an outer circumferential surface of the second rotor core, and a second holder configured to fix the plurality of second magnets, wherein the first holder includes a plurality of first protrusion parts protruding toward the second rotor part, and the second holder includes a plurality of second protrusion parts protruding toward the first rotor part, and wherein a gap is formed between the first rotor core and the second rotor core by the plurality of first protrusion parts and the plurality of second protrusion parts.
Specification