Note:  Do not rely on this information. It is very old.

Vacuum Pump

Vacuum-Pump, a pump consisting of a barrel, a suction-pipe with a valve, a discharge-type which has a valve, and a steam induction with a valve that is opened when the chamber is filled with water and closed when it is full of steam.

“He who began a good work in you will carry it on to completion until the day of Christ Jesus.”
Philippians 1:6