Re: To David Soderman: A Little Test

[rafe.bustin@xxxxxxxxxxx]

On 12 Apr 2002 at 19:10, Kennedy McEwen wrote:

> In article <000701c1e1ff$7e082e60$0100a8c0@KAIROS>, Ernst Dinkla 
> <E.Dinkla@chello.nl> writes
> 
> >The carrier is inserted in a traction unit that positions the
> >carrier for scanning etc with the gear teeth at the side of the
> >carrier. For scanning the whole traction unit glides on two rods
> >with a traditional 3 point brass bearing setup. That movement is
> >done with a finely machined screw spindle (don't know the right
> >English term for it).
> 
> A "worm drive"?
> 
> That is frequently used when relatively large rotational motion, such as 
> from a motor, need to be converted into fine linear movement. 


Also (and perhaps more commonly) refered to as a lead screw.

You'll see many such by doing a Yahoo search on "precision 
lead screw."


rafe b.

-
Turn off HTML mail features. Keep quoted material short. Use accurate
subject lines. http://www.leben.com/lists for list instructions.