What components are needed inside the drill to make a keyless chuck possible?

I created this topic to address Danny9, and a few others issue regarding the roller pins. The problem arose from taking the transmission apart, once it was re-assembled there were left over pins that seemed to go nowhere?

[External image (www.dewaltownersgroup.com), not copied]

I created this quick video that not only show’s where these pins go, but why they are crucial to the operation of a keyless chuck.

[External image (www.dewaltownersgroup.com), not copied]

I am not an expert, so if I misrepresent any information….. feel free to correct me.

http://www.youtube.com/watch?v=3AyHRGCtTwQ

excellent, thanks i spend sometime to figure that out, and than I post my finding, you did better with this video for sure

I really appreciate you adding your pictures. I wanted to take it one step further and show everyone what their actual purpose was.