Re: Digitizing arm - CMM

Jonty50@... wrote:

> From: Jonty50@...
>
> Don Lancaster has some stuff on his Guru's Lair website about Virtual Ways.
> What it boils down to is a series of six adjustable length rods that carry a
> platform. By using trig to calculate the proper lengths of the rods and then
> adjusting their lengths to match, you can make the platform move as if it
> were on "virtual ways". Such a device might work very well for a 3D
> digitizer.

This sounds very much like a 'hexapod' machine. These are coming into
common use.

Jon