Re: animating crankshaft and piston

"Brian" <calhoontuna2@[EMAIL PROTECTED]
> wrote in message 
news:1180990598.452342.259000@[EMAIL PROTECTED]
> Trying to animate the inside of an engine.  Linked the crankshaft to
> the piston rod, and then linked the piston rod to the crankshaft.  The
> crankshaft is the root.
>
> Limited the rotations so that when you turned the crankshaft the
> piston rod rotates up and around the crankshaft and pushes the piston
> straight up and down on the Y axis.
>
> The problem is that I'm having a hard time connecting the piston rod
> to the piston.  Right now as the rod moves correctly around the
> crankshaft the other end does this weird little X axis slide within
> the piston.  How do I make it so that the piston end of the rod is
> fixed within the center of the piston?
>

It will involve IK I bet, sorry I can't be of more help :)