Drive unit

Details Drive unit Drive unit

2005-02-01

2005-02-01

Pang, Roger (Department: 3681)

Planetary gear transmission systems or components

Input from independent power sources

Including electric motor input

C475S151000

Reexamination Certificate

active

06849017

ABSTRACT:
A drive unit (20) particularly suited for a motor vehicle1which is driven by a plurality of axles, which drive unit (20) comprises a primary drive source for solely driving a first driving axle (2), and a secondary drive source which, together with the primary drive source, via a superposition drive, serves to drive a second driving axle (3). The drive unit comprises a superposition drive (14) which comprises a first input shaft (17) for establishing a driving connection with a primary driveshaft, a second input shaft (18) and an output shaft (19), and an electric motor (15) with a rotor and a stator constituting the secondary drive source whose one part (rotor, stator) is connected to the second input shaft (18) of the superposition drive (14) and whose other part (stator, rotor) is connected to a further rotating member of the superposition drive (14).

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patent: 6394924 (2002-05-01), Schiebold et al.
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patent: 6520879 (2003-02-01), Kawabata et al.
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patent: 6604591 (2003-08-01), Bowen et al.
patent: 196 39 904 (1997-05-01), None
patent: 198 41 829 (2000-03-01), None
patent: 696 11 823 (2001-06-01), None

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