Stand facing a training partner, your swords crossed at the middle. Now raise your hilt till you are in "Ochs" while maintaining contact with his blade. With this one motion, you have placed the strong of your sword against the weak of his and put your point in a postion to thrust him in the chest or face. It might look something like this:
Of course, he probably won't just stand there while you do this, he may raise his hilt up as well, hoping to negate your advantage. Now he is winding as well!
Here's how this might look:
Hope this helps. This is one of those basic things that's hard to describe if you've never seen and felt it, but can be demonstrated quickly in person. The hard part is learning to do it quickly and decisively at just the right moment.