Balance

Although we”ll ideally be able to place the user near the center of the sphere there will inevitably be a different center of gravity. Depending on how the user sits they would probably settle back at a 45 degree angle or so. This might be fine for some games...

A slight change in the design.

I spent a day thinking about the basic design after some comments on reddit expressed scepticism that there wouldn’t be enough traction to move the sphere. Now rather than hope that they’re wrong, I have to accept the fact that they might be right. Does...

A few links

I found a nice page talking about various DC motors for sim projects other than the usual wiper motor type. It also has a link to petrolscooter which has a big range of moderatly priced DC...

Engineering…

Some people over on reddit have expressed some doubts about using wiper motors to turn the sphere. Now rather than complain that they’re ‘wrong’ and ‘know nothing’ I should admit they probably have a good point. Wiper motors are cheap,...

Figured out how to make some cushions properly

Inventor 2015 has a nice free form modelling tool which lets you bend weird shapes and squidge them around. So I made some 5 or 6 edged cylinders, divided the edges to make them have corners, moved them around a bit and rotated them to line up. Give em a push and pull...