Electric machine rotor end plates
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United States of America Patent
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Dec 6, 2022
Grant Date -
Jul 15, 2021
app pub date -
Jan 13, 2020
filing date -
Jan 13, 2020
priority date (Note) -
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status (Latency Note)
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Abstract
A supply end plate apparatus includes a supply end plate with an aperture therethrough configured to be mounted at a first axial end of the rotor core for supplying fluid to the rotor core. The supply end plate defines a plurality of end plate passages therein extending outward from an inward portion of the supply end plate toward an outward portion of the supply end plate. Each of the plurality of end plate passages includes: a radial section extending in a radial direction from an inlet in the inward portion of the supply end plate toward the outward portion; a transition section extending obliquely from the radial section; and a circumferential section extending circumferentially from the transition section to an outlet of the supply end plate.
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