Permanent magnet for use in an electric machine with one or more grooves
AssigneeBomatec Management AG
InventorKurt Weber
Life of this patent
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Abstract
A one-piece permanent magnet is provided for use in an electric machine. The permanent magnet comprises a groove having a depth d which is equal to the thickness of the permanent magnet. The groove has a meandering or helical course with a subsection having the form of the letter S or the letter Z.
Claims23
A one-piece permanent magnet for use in an electric machine, the one-piece permanent magnet comprising a groove having a depth d which is equal to a thickness of the permanent magnet, wherein the groove has a meandering course with a subsection having a form of a letter S or a letter Z, and
- wherein the meandering course comprises a series of regular meanders and wherein the subsection having the form of the letter S or the letter Z is part of a single meander of the series.
A one-piece permanent magnet for use in an electric machine, the one-piece permanent magnet comprising a groove having a depth d which is equal to a thickness of the permanent magnet, wherein the groove has a helical course with a subsection having a form of a letter S or a letter Z, and
- wherein the helical course comprises a series of regular helix turns and wherein the subsection is part of a single helix turn of a series.
Dependencies are inferred from the claim text.