I am sure it can be done, This guy has a clever method of braking down a kayak http://www.abc.net.au/tv/newinventors/txt/s1883861.htm

The problem is then what do you do with the mast, you could of course use a biplane windsurfing rig and four hulls like this clever chap has done www.4hulls.com <img src="http://www.catsailor.com/forums/images/graemlins/grin.gif" alt="" />

Gareth