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US 11,894,748 B2Granted
Electric motor vehicle traction motor
AssigneeDr. Ing. h.c. F. Porsche Aktiengesellschaft
InventorsStefan Oechslen, Christian Koenen
Life of this patent
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Abstract
An electric motor vehicle traction motor, including: a liquid-cooled motor stator, a dry-running motor rotor, and a fluid-tight split cage which separates the motor stator and the motor rotor from one another fluidically, the split cage being formed by a fiber composite body, wherein the split cage is axially prestressed in a long-lasting manner by a split cage axial stressing apparatus.
Claims10
An electric motor vehicle traction motor, comprising:
- a liquid-cooled motor stator;
- a dry-running motor rotor;
- and
- a fluid-tight split cage which separates the motor stator and the motor rotor from one another fluidically, the split cage being formed by a fiber composite body, wherein the split cage is axially prestressed by a split cage axial stressing apparatus.
1 more element
Dependencies are inferred from the claim text.