Re: vacuum pump

In a message dated 3/24/99 5:59:47 AM Mountain Standard Time, tesla-at-pupman-dot-com

>          Back in the early '50's I bought a couple of commercial aspirators 
> of
>  this type from (Cenco?) for about $3.50 each.  Nickle-plated brass with
>  nipples on all three ports.  They worked fine, but I can't find them
>  anywhere!  Probably still available somewhere, as larger units are
>  certainly used commercially.  Antonio's idea is a neat one, and will
>  throw one together when I can steal time from home maintenance and
>  reading email.
I don't know just how well they would work, but waterbed stores sell
aspirators for draining mattresses fairly cheap.  They have adapters for use
with sink faucets as well as normal garden hose connections.