Stator, motor, compressor, and refrigeration air conditioner
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United States of America Patent
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Nov 10, 2020
Grant Date -
Mar 14, 2019
app pub date -
May 30, 2016
filing date -
May 30, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A stator includes a first core including a plurality of non-oriented electromagnetic steel sheets stacked in layers and having an insertion hole penetrating the plurality of non-oriented electromagnetic steel sheets in an axial direction of the stator and a second core arranged in the insertion hole and including a plurality of oriented electromagnetic steel sheets stacked in layers. The first core has a side wall part adjoining a side surface of the second core extending in the axial direction of the stator, and the side wall part has an opening part that exposes the side surface of the second core.
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