公开(公告)号：WO2020173834A1

公开(公告)日：2020-09-03

申请号：PCT/EP2020/054673

申请日：2020-02-21

Applicant: ABB SCHWEIZ AG

Inventor： JACIMOVIC, Jacim ,  CHRISTEN, Thomas ,  SCHERF, Lavinia ,  KESSLER, Reto ,  HERRMANN, Lorenz ,  DENERVAUD, Eric

IPC: H01F41/02 ,  B22F3/105

Abstract: Embodiments of permanent magnets and to methods of producing permanent magnets are provided herein. Further, embodiments of electrical machines comprising permanent magnets are provided herein. The method of producing a permanent magnet (200) comprising forming a magnetisable workpiece (100) by additive manufacturing (step A)) and forming the permanent magnet (200) by partitioning the magnetisable workpiece (100), wherein an exposed surface (150) of the permanent magnet (200) formed by the partitioning is non-parallel to the first workpiece layer.

公开(公告)号：EP3729475A1

公开(公告)日：2020-10-28

申请号：EP17825205.2

申请日：2017-12-19

Applicant: ABB Schweiz AG

Inventor： SCHERF, Lavinia ,  JACIMOVIC, Jacim ,  TREMELLING, Darren ,  HERRMANN, Lorenz ,  JAPPINEN, Jari ,  SUONTAUSTA, Taina ,  CHRISTEN, Thomas

IPC: H01F1/057 ,  H01F7/02 ,  H01F41/02