On Fri, 05 Apr 2013 05:41:10 -0400, wrote:

Call me a worrywart, but every time I open or close my garage doors, I
look up and watch with worry the belt retract or un tract. I think -
I have two nice cars sitting underneath, what happens if the mechanism
breaks? Anyone know if these things have any history of breaking and
damaging cars underneath?

Just curious.

Apeman

Worrywart!