Two motor E-assist AWD
AssigneeBorgWarner Inc.
InventorsLarry A. Pritchard, Thaddeus Kopp
Life of this patent
Estimating the term…
Abstract
A product may include an engine, and a transmission driven by the engine. An axle assembly may be driven by the engine through the transmission. An electrical machine may be connected to the axle assembly. The electrical machine may selectively drive the axle assembly and may be selectively drivable by the engine through the transmission and the axle assembly. A power transfer unit may be engaged between the electrical machine and the axle assembly.
Claims25
A product comprising an engine, a transmission driven by the engine, an axle assembly driven by the engine through the transmission, an electrical machine connected to the axle assembly, the electrical machine selectively driving the axle assembly and selectively drivable by the engine through the transmission and the axle assembly, and a power transfer unit engaged between the electrical machine and the axle assembly, wherein the power transfer unit has a disconnect device disposed between the axle assembly and the electrical machine selectively engaging the electrical machine with the transmission through the axle assembly and the power transfer unit.
A product comprising an engine, a transmission driven by the engine, an axle assembly driven by the engine through the transmission, an electrical machine connected to the axle assembly, the electrical machine selectively driving the axle assembly and selectively drivable by the engine through the transmission and the axle assembly, and a power transfer unit engaged between the electrical machine and the axle assembly, wherein the power transfer unit includes a disconnect mechanism selectively connecting and disconnecting the electrical machine from the axle assembly.
A product comprising an engine, a transmission driven by the engine, an axle assembly driven by the engine through the transmission, an electrical machine connected to the axle assembly, and a power transfer unit engaged between the electrical machine and the axle assembly, wherein the axle assembly includes a differential unit with a first gear through which input is provided to the axle assembly, the transmission includes a second gear providing output from the transmission and that is connected with the first gear, and the power transfer unit includes a third gear providing output from the power transfer unit and that is connected with the first gear, wherein the power transfer unit has a disconnect device disposed between the axle assembly and the electrical machine selectively engaging the electrical machine with the transmission through the axle assembly and the power transfer unit.
Dependencies are inferred from the claim text.