Honda has filed a patent utility for an lively diffuser that will deploy solely when wanted, conserving a car’s styling clear and uncluttered when it isn’t in use.

Rear diffusers are sometimes fastened in place, Honda notes in its patent utility revealed by the US Patent and Trademark Workplace (USPTO) on Feb. 6, however initially filed on Aug. 24, 2021. That creates a battle between the necessity to design an efficient diffuser and different concerns like styling, departure angles, and probably even authorities rules, in response to Honda.

The answer proposed within the patent utility is a rear diffuser that will slide out from a automotive’s rear bumper utilizing an actuator. When deployed, the diffuser would generate an upward movement of air from beneath the automotive, balancing the downward movement of air spilling off the roof and serving to to scale back rear-end elevate, the applying says. Not like a standard diffuser, it will be stowed when not wanted, so automobiles would not have appendages protruding previous their rear bumpers.

Whereas some manufacturing automobiles have lively rear spoilers, it appears automakers want to apply an identical idea to different aerodynamic aids. Along with Honda’s rear diffuser patent, Ford has filed a patent utility for deployable dive planes. However it’s unclear if both of those options will attain manufacturing.

Honda lively rear diffuser patent picture

Drawings within the patent utility present the lively rear diffuser on what seems like  previous-generation variations of the Honda Civic and Acura MDX, hinting that Honda is contemplating this function for strange sedans and SUVs. Because the automaker notes within the utility, a deployable rear diffuser might assist enhance efficiency in sportier variations of those autos whereas preserving practicality.

Sedan and SUV patrons will doubtless be much less tolerant of a car that has hassle negotiating steep driveways because of low-hanging bodywork than patrons of purebred sports activities automobiles.

Honda does reportedly have an electrical sports activities automotive in improvement as properly, though such a car has been rumored for a while with no affirmation of manufacturing plans from the automaker. Honda will start launching a line of EVs developed in-house in 2026, beginning with a sedan-type car for North America.