http://www.flickr.com/photos/syncronaut/3988518160/sizes/l/
That's Craig Spaeth's Doka with precisely what you suggested. It both pops
up and folds out
to make a very nice living/sleeping space. Accessed via ladder going up the
back of the Doka.
The powder-coated black rack is a special fabrication.
This was taken at Syncro Safari '09, Mt. St. Helens.
bob

On Tue, Oct 6, 2009 at 2:18 PM, Roger VanTill <motelvw@gmail.com> wrote:

> How about grafting a pop-up trailer on the flat bed of a Doka?
>
>