Magnetic Rotor Unit
Magnetic rotor (2) unit for an electric motor, which rotor unit (2) is manufactured from plastic material characterized by a magnet unit (10) and at least one bearing unit (6, 8) comprising a first bearing surface (24, 26) arranged in rotatably fixed manner to a rotor shaft (4, 5) and a second bearing surface (28, 30) being rotatable relative to the first bearing surface (24, 26) wherein said bearing unit (6, 8) forms an assembly group and said bearing unit (6, 8) is connected to the magnet unit (10) by moulding.
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Published patent application
Disclosure date: 12-21-2012
Publication date: 06-25-2014
Applicant: GRUNDFOS HOLDING AS, DK
Inventor: KAMMERSGAARD CARSTEN, DK ; VAD MARTIN, DK
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