Figure 15. Castellated beams without loads a) connected parts, b) not connected parts

From

Possibilities of Optimizing the Shape and Geometry of Castellated Beams Using Numerical and Experimental Modeling

Miroslav Pástor, Jozef Bocko, Tomáš Kula, Cosmin-Stefan Roszkos

American Journal of Mechanical Engineering. 2016, 4(7), 357-362 doi:10.12691/ajme-4-7-22