Recent content by gjshafer

Ok, so what is giving the cylinder a 2:1 lifting height? We already use this application else where so I know it works. The initial cylinder stroke is 24 inches and the object that is lifted, is lifted from the ground to the its stopping point of 48 inches from the ground. How is the cylinder...

Ok, thanks for the information, but doesn't the pulley diameter have an effect on the ratio in which it doubles the cylinder? I guess that's what I'm truly asking is how can I size the pulley? Like you said it obviously has to be bigger than the width of the cylinder but how can I find the...

I am using a hydraulic cylinder with a pulley on top. The bottom of the cylinder is fixed and the top has the pulley mounted on it free to rotate. I am trying to double the lifing height of the cylinder. The cylinder stroke is 24inches and I need to make if lift something from the ground up to...

I am in the process of designing an engine stand for a 4000lb semi engine. How do I determine the torque required to turn the engine at the end of the shaft?