Bleser Motors in Illinois builds a barrel engine with six cylinders positioned around the motor shaft.

The Blazer brothers who worked for Studebaker designed a six-cylinder barrel engine located around the motor shaft.

"Bleser tipo Barril"

-It was an experimental engine that gave 200 hp at 1200 rpm.

"Inside cross section"

From Appendix 11: The Blazer brothers were two engineers who worked for "Studebaker" in South-Bend, Indiana, and had designed an axial motor. Karl Herrmann was then the chief engineer in the same company, and in 1916 the Blazers sold their patent to Karl Herrmann, who continued to develop the concept.