Motorized semi-trailer
OwnerGaétan Leclercinventor
Life of this patent
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Abstract
An improved tractor trailer having a tractor unit and a trailer unit and wherein the tractor unit includes an internal combustion engine, the improvement comprising an electrical drive arranged to drive at least some of the wheels on at least one of the axles of the trailer, in a control system associated therewith. The arrangement provides extra power for situations where it is required and can, in the case of electric drive motors mounted directly on the wheel, provide for better braking.
Claims4
In a tractor trailer having a tractor unit with drive wheels and a trailer unit, and wherein said tractor unit includes an internal combustion engine, the improvement wherein said internal combustion engine is operative to directly drive said drive wheels, said trailer unit having a plurality of axles each having wheels thereon, electric drive means for driving the wheels on at least one of said axles, batteries operatively connected to said electric drive means, said batteries being mounted on said tractor unit, a generator for charging said batteries and a control system for selectively operating said electric drive means.
Dependencies are inferred from the claim text.