Electric drive system for motor vehicle

The invention relates to an electric drive system (1) for a motor vehicle, comprising: a housing (2); an electric machine (3) comprising a rotor (5) connected in a rotationally fixed manner to a rotor shaft (6); the planetary gear transmission mechanism (7) comprises exactly one sun gear (8) and exa...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SEBIG JENS, HAERTER TOBIAS, SCHILDER TOBIAS
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention relates to an electric drive system (1) for a motor vehicle, comprising: a housing (2); an electric machine (3) comprising a rotor (5) connected in a rotationally fixed manner to a rotor shaft (6); the planetary gear transmission mechanism (7) comprises exactly one sun gear (8) and exactly one planetary gear carrier (9), the planetary gear carrier (9) is provided with a set of first planetary gears (10) and a set of second planetary gears (11), the diameter of the first planetary gears (10) is larger than that of the second planetary gears (11), and the diameter of the second planetary gears (11) is larger than that of the sun gear (8). Each of the respective one of the first planet gears (10) and each of the respective one of the second planet gears (11) are connected to each other in a rotationally fixed manner, the sun gear (8) meshes with the first planet gears (10), the rotor shaft (6) is connected to the sun gear (8) in a rotationally fixed manner, and the planet carrier (9) is connected t