Frame Design of Hyrel 3D Printers?

What type or layout of frame/gantry does the Hyrel use?

3DPBuser,

We have a single arm in the Y axis and the bed moves in the X and Z axes, as seen here:

http://i1321.photobucket.com/albums/...ps7bc93dd9.jpg

Well the bed look pretty well supported to reduce Z droop.

Man that thing looks solid!