Hydraulic Control Valve Cutaway HYDRAULICS FLUID POWER BASICS PART TWO 

Hi I was missing a movie like this. Great job, perfectly explained. I just hope my English allowed me to understand everything well 😅. Regards.

What happens if the rod end is overpressurised? There appears to be no pressure relief for it? Okay, I see now. That is a likely scenario for the bucket, but not for the boom, hence the lack on the rod end of the boom.