公开(公告)号：US20200313527A1

公开(公告)日：2020-10-01

申请号：US16787496

申请日：2020-02-11

Applicant: KOREA ELECTRONICS TECHNOLOGY INSTITUTE

Inventor： Raeeun KIM ,  Sehyun RHYU ,  Jungmoo SEO

IPC: H02K17/18

Abstract: Provided is a rotor suitable for a hybrid induction motor, in which a conducting bar having high conductivity is inserted into the rotor. The rotor includes: a rotation shaft; a rotor core having a through hole formed axially and having a plurality of slots formed to penetrate the rotor core and arranged radially to be symmetric about the through hole; a first conducting bars each being inserted into the slot, being disposed to be in close contact with an inner wall of the slot in a direction of the through hole, and having a protrusion protruding from the rotor core when being inserted into the slot; a fastening member arranged to enclose protrusions of the first conducting bars to fix the plurality of first conducting bars; and second conducting bars, each being disposed in respective one of the slots into which corresponding one of the first conducting bars is inserted.

公开(公告)号：US20200343805A1

公开(公告)日：2020-10-29

申请号：US16657004

申请日：2019-10-18

Applicant: Korea Electronics Technology Institute

Inventor： Sehyun RHYU ,  Jungmoo SEO ,  Jeongjong LEE ,  Kideok LEE ,  Raeeun KIM ,  Myunghwan YOON

IPC: H02K49/10

Abstract: The present disclosure provides a magnetic coupling that can be manufactured to meet various specification requirements by employing magnets which can be shared between the magnetic couplings. Magnet insertion recesses are formed in a two-dimensional arrays having a plurality of rows and a plurality of columns in an area where the magnets are to be is installed, the magnets are inserted selectively into the magnet insertion recesses according to the specification requirements.