[ARC5] Pantograph machine?

[Mike Hanz]

On 5/20/2014 6:15 PM, Mike Hanz wrote:
> On 5/20/2014 5:44 PM, AKLDGUY . wrote:
>> Some of you have lathes and whatnot, so what is the item this young 
>> lady is
>> machining or making?
>
> If I had to guess, I'd say it looks vaguely reminiscent of a manual 
> collet closer - the kind with a handwheel and drawbar tube coming from 
> the other end of the spindle. It would be for a good size lathe, 
> though.  Might be a lens mount of some sort, too.

Photo example at 
http://www.practicalmachinist.com/vb/south-bend-lathes/sb-16-24-handwheel-collet-closer-collet-sleeve-doesn-t-fit-235251/

>> The shiny metal bar near her left elbow sure looks like the strut of an
>> ARC-5 series mount.
>
> I think that's just part of the pantograph.  You can see a double 
> V-way with an adjustable mating pivot to permit different size letters 
> to be made.

Here's a photo of the sort of thing I meant - this for a South Bend 
taper attachment - http://img837.imageshack.us/img837/9498/48149222.jpg