Magnetic sheet stack, method for manufacturing a magnetic sheet stack and electric machine
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United States of America
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Apr 1, 2025
Grant Date -
Jul 21, 2022
app pub date -
Apr 16, 2020
filing date -
Apr 16, 2020
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Abstract
Various embodiments of the teachings herein include a magnetic sheet stack for an electric machine comprising: a plurality of magnetic sheets electrically insulated from one another by being spaced apart from one another predominantly with a non-vanishing clearance; a respective set of ceramic spacers distributed between each of the plurality of magnetic sheets from an adjacent sheet in the stack; and a respective gas layer filling a gap between a predominant part of a planar extent of each of the plurality of magnetic sheets allowing a cooling fluid to be circulated between the adjacent sheets.
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