Junkers K 47 aircraft, naming the type the "Tien Chu". Demonstrations were also carried out in Romania, Portugal, and Latvia without any resulting orders, although one aircraft may have been purchased by Japan. Three aircraft were used by the "Reichswehr" clandestine training facility at Lipetsk and a small number of the unarmed civil version were purchased by the DVS. K 47s were also used in trials to investigate dive bombing, experiments that would be formative of Pohlmann's thinking in designing the Ju 87. Indeed, the second Ju 87 prototype was fitted with a K 47 tail. Junkers K 47 The Junkers K 47
Junkers Jumo 213 3700 rpm for take-off. It would have weighed . There was no time to work this change into the production line before the war ended. Other experimental models included the 213S for low-altitude use, and the turbocharged 213T. Further development of the Jumo 213 was carried out at Arsenal de l'Aéronautique in France after the Second World War. Arsenal 24H-Tandem:2x 24H engines in tandem driving co-axial propellers. Junkers Jumo 213 The Junkers Jumo 213 was a World War II-era V-12 liquid-cooled aircraft engine, a development of Junkers Motoren's earlier design, the Jumo 211. The design added two features, a pressurized