Re: Need speed switch for DIY funicular/hillside elevator

[astutesolutions@xxxxxxxxxxxxx]

Frank Olson wrote:

>
> What you really need is a "third rail".  You could then install a set of
> brake calipers on the cart to act as an emergency stop.

Yes, this is sort of what we were talking about with a fixed center
cable.  The trick is how to get the brake caliper to determine when to
grab