A Go-Anywhere Tankchair
From: Popular Science - 09/2006 - page 83
By: Gregory Mone

With heavy-duty treads, clever wiring and a whole lot of jury-rigging, Brad
Soden made his wife a wheelchair that can conquer any terrain.

Wheelchairs and camping just don't mix. But the Soden family of Parker,
Arizona, is an outdoors clan. So when Brad Soden's wife, Liz, lost the use of
her legs in an accident, he knew she needed something that could roll over
snow, mud, and brush. She needed a tank.

Read the entire article at:
http://www.interesting.vaty.net/2006/10/go-anywhere-tankchair.html

Links:
The Tank Chair (with videos)
http://tankchair.net/store/tank-chair-store

  Tank Chair with head array (0:36)
  Tank Chair on the farm (3:10)

Tank Chair Mobility
http://www.tankchair.com/