Well if you take the position of the head of the scapular relative to the center line of the horse then the distance between the front feet, then add the scapular humerous angle at the chest and the fact that angle must aduct and abduct, then the fact that the center of mass moves inwards and outwards as the stance becomes weight bearing. chuck in the friction of the hoof on the ground, the torsion efect of all of the above, the remote action force and good old Julious Woolf and it isnt a suprise
David, for future reference, if you could assume I'm a 2 yr old when responding that would help quite a bit.
Havent drawn the top half yet but this is the bottom half. It is a bit like one of your big SUV'S the drive train has a few universal joints drive shafts and transfer boxes.
Depending on muscle development and the effect of asymmetry and premise that bone will model according to the forces placed on it (Julius Woolf) then in order to straighten the action then it is possible the Condoyle's turn as the leg descends. Are we getting to a point were the Tbar is being rubbished yet?
David, Should I send you a CAD drawing program? It would save trees by going paperless and electricity to run your scanner . . . and not pollute with carbon from your pencil.