Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Bernd Pfannschmidt0
Date of Patent
October 12, 2010
0Patent Application Number
105952500
Date Filed
September 29, 2004
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention relates to a direct electrical drive (1) for a wheel set (30) of a vehicle, wherein the direct electrical drive (1) comprises a stator (7) and a rotor (3), with the rotor (3) being coupled mechanically with a wheel set shaft (11). The rotor (3) includes a cooling device. The cooling device includes cooling channels (22), an air inlet (37) and at least one fan (9), whereby the cooling channels (22) extend inside the rotor (3).
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