D-pad enclosure for 6mm momentary switches

Part of a hackaday.com to make a game controller for people with physical disabilities
http://wp.me/pk3lN-pNO

You can also contribute at www.thecontrollerproject.com

This is a directional pad that can be assembled with 4 simple 6mm momentary switches. It takes roughly 60 grams to compress these.

Another version using low pressure switches would be beneficial.