End shield and rotor for a rotary electric machine
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United States of America Patent
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Jun 18, 2024
Grant Date -
Oct 26, 2023
app pub date -
Nov 23, 2021
filing date -
Nov 30, 2020
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention relates to an end shield (10) for a rotary electric machine, including one or more feed channels (12) for feeding a coolant supplied from a channel formed in a rotor lamination stack (8) or in a shaft of the rotor or between the rotor lamination stack and the shaft, wherein at least one feed channel (12) has a spray portion (18) for spraying the coolant, said spray portion (18) being placed in the last two thirds of the feed channel (12), when considered in the direction in which the coolant circulates.
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