Nidec Psa Emotors

Jean Baptiste Roux

Ioan Deac

Juan Wang

Diana Fantuz

The present invention relates to an end shield () for a rotary electric machine, including one or more feed channels () for feeding a coolant supplied from a channel formed in a rotor lamination stack () or in a shaft of the rotor () or between the rotor lamination stack and the shaft, wherein at least one feed channel () includes a cross-sectional constriction (), the cross-section of the feed channel decreasing and then increasing in a radial direction relative to the rotational axis (X) of the machine.

End shield and rotor for a rotary electric machine

The present invention relates to an end shield () for a rotary electric machine, including one or more feed channels () for feeding a coolant supplied from a channel formed in a rotor lamination stack () or in a shaft of the rotor or between the rotor lamination stack and the shaft, wherein at least one feed channel () has a spray portion () for spraying the coolant, said spray portion () being placed in the last two thirds of the feed channel (), when considered in the direction in which the coolant circulates.

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VAUX SUR SEINE, France

Jean Baptiste Roux