Stator, motor, compressor, and refrigeration air conditioner
AssigneeMitsubishi Electric Corporation
InventorsKazuhiko Baba, Masahiro Nigo
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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.
Claims10
A stator comprising:
- 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, wherein
- 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.
Dependencies are inferred from the claim text.