> There is also the famous British hovercraft that had a HUGE thrust fan in
> the center of it. The duct looks similar to those nuclear plant tower
> hourglass shapes. Although, this design (in LEGO) would be very heavy and
> the thrust probably wouldn't be enough.
That was the SRN1 - the worlds first working full-sized
hovercraft - which (amazingly) didn't have a skirt.
(...) Several of the original hovercraft didn't have skirts, they were the running board sitting on the ground. There is a simple childrens science experiment to demonstrate the effect. Take a sewing thread spool (the old wood kind work best) and (...) (21 years ago, 27-Nov-02, to lugnet.robotics)
A ducted fan approach may work. Ducted fan hovercraft have one or two big fan blades on the back that push the craft forward, but a duct takes some of the air and uses it to fill the skirt. This is probably the "lightest" design approach. Direction (...) (21 years ago, 27-Nov-02, to lugnet.robotics)
