Re: [CAD_CAM_EDM_DRO] Digest Number 3311

At 05:26 PM 8/22/03 +0000, you wrote:

>Still runs
>that way today and I have never regretted getting rid of those hydraulic
>servos. Hydraulics is great for some applications like presses or backhoes
>but I think machine tools run much better and much more reliably on electric
>servo motors.

Amen. Years ago, I worked on a machine called a
Hydor-Tel. (Spelling). What a monster. it was a pantograph type mill that
used hydraulics to both sense the pattern and move the quill and axis. ONE
air bubble and all hell broke loose. Besides you wouldn't believe the noise.
Don