Hi Ayman, thanks for your fast reply. I've attached the osim-file (Kniekinemator_Knie_2_Weld.xml, because I could not upload it as *.osim). I wanted to connect the cylinders (S_rf, S_vm, S_vl, S_rf, S_sm) with a FreeJoint to the body "Block_oben". The example I've uploaded connect them with a WeldJo...

Hey there, I have a general question about FreeJoints: I have a modell containing one block which is connected to the ground with a FreeJoint. Additionally I wanted to add five cylinders, being again connected to the block with FreeJoints. And this was (for whatever reason) not possible.... I tried ...

Hi everybody, I want to simulate a passive knee flexion in a knee simulator. The femur und tibia are fixed in steel cylinders, which are then connected to a hip and ankle joint assembley. The hip joint assembley can move down vertically. In order to keep the ground reaction force constant, there are...