Mazda Still Working on Wankel Engines, But Not Like You’d Hope

-Mazda RX-Vision concept-Mazda has repeatedly teased—or tortured—Wankel-engine fans with the possibility of a multirotor sports car and then retracted that possibility. Now, new patent applications show the brand is once again working on the rotary, but in an application that’s likely to dash the hopes of the engine’s fans: using its iconic engine as an onboard generator, rather than the free-revving heart of a sports car.-It’s not a new idea for the brand. Maz