Stellantis patents rear-wheel-steering system
A patent submitting hints that Stellantis would be the subsequent automaker to undertake a rear-wheel-steering system.
A number of automakers already supply rear-wheel steering on quite a lot of autos, however Stellantis’ patent software, printed in April 2022 by america Patent and Trademark Workplace (USPTO), claims enhancements over present methods.
Stellantis rear-wheel steering system patent picture
Like different methods, the applying discusses utilizing a linear electrical motor (in any other case referred to as an actuator) to control arms connected to the wheels for steering, along side a multi-link rear-suspension system. Nonetheless, within the software, Stellantis claims connecting these arms on to the wheels forces them to be positioned at a clumsy angle with a view to clear a differential in internal-combustion autos, or a rear-mounted electrical motor in EVs.
Stellantis’ proposed answer is a transmission between the actuator and every rear wheel. Rods join the actuator to the transmission, which in flip is related to the wheel by management arms. These arms can thus be positioned at angles higher fitted to optimum suspension geometry, in keeping with the patent software.
Stellantis rear-wheel steering system patent picture
Rear-wheel steering at present seems on autos starting from the Mercedes-Benz EQS to the Porsche 911, and is used to allow methods just like the GMC Hummer EV’s CrabWalk mode or the tank flip function beforehand proven for the Rivian R1T.
With regards to potential functions for Stellantis’ proposed rear-wheel-steering system, an electrical pickup appears extra seemingly than a luxurious sedan or sports activities automotive. The Ram 1500 Revolution Idea proven in January at CES had this function, though it hasn’t been confirmed for the manufacturing Ram 1500 REV simply but. Ford additionally filed a rear-wheel-steering patent software for its F-Sequence pickup vans a couple of years in the past, so utilizing this method in a pickup would assist Stellantis sustain with its previous rivals.
