Patent ID: 10343746

Abstract:
The present invention relates to a drive assembly (10) for a manually driven vehicle (80), in particular a bicycle or a pedelec, with an electric auxiliary drive (24), wherein the drive assembly (10) has a first drive shaft (12) for a manual drive and a rotor (20) of the electric auxiliary drive (24), and wherein the first drive shaft (12) and the rotor (20) of the electric auxiliary drive (24) are coupled to a common drive element (29), wherein the first drive shaft (12) and the rotor (20) of the electric auxiliary drive (24) are coupled to the drive element (29) by means of a harmonic drive (25), wherein the harmonic drive (25) has an outer sleeve (28) with an internal toothing system (62) and a deformable inner sleeve (26) with an external toothing system (64) and a shaft generator (27), wherein the shaft generator (27) is at least indirectly connected fixedly to the rotor (20) of the electric auxiliary drive (24) so as to rotate with it, wherein the deformable inner sleeve (26) is at least indirectly connected fixedly to the first drive shaft (12).