This exploded view is of a wedged king post tenon in a truss frame, from a famous meeting house. The tie is a 12 x 12, and the king post is an 11×12. The through half dovetail tenon is 3″ off the side of the king post and 3″ thick. It is a half dovetail [...]
This Dutch barn style through tenon is called an Anchor beam. Here is an exploded view of the tenon and post. Sometimes it is held in with pegs only, some times it has wedges on the outside of the post, some times it has both.