KUKA - welding and painting robots

so I did some research into robots used in industry, especialy in car factories

right now I'm quite obsessed with the motion of these robots, and how they coordinate their movements

here is few links for videos I was checking out

KUKA Robotics - 12 x R357 
http://www.youtube.com/watch?v=OW4cYdsUpAw




Kuka TITAN - Size DOES matter
http://www.youtube.com/watch?v=WlqJ2YpFUlE&feature=related

 - a pervect example of what could possibly robot caryying my CBM tanks look like.. it needs to be heavy duty and robust because these tanks are heavy


KUKA Robot- Automotive Line Spot Welding
http://www.youtube.com/watch?v=1-J_EzKm_70

and few images as well showing details of these robots....