[Eddie Runner]

MOSFET wrote:

I can imagine a
scenario where the 6" distance has gone up and has started it's way back
down while the 9" distance is still going up.

ARE YOU NUTS!?
That wont (CANT) happen!

the 6 inch part will rise and fall the EXACT same rate and distance the
9 inch part will move. THEY WILL RISE AND FALL AT THE SAME TIME, NOT
ONE BEFORE THE OTHER...

Eddie Runner