Balanced Pump.
Description:
Patent for a new and improved balanced pump. This design "relates to improvements in balanced pumps having a horizontal cylinder provided with a horizontally-reciprocating plunger, and a curved cylinder placed directly under it, provided with a curved plunger, both having suitable valves operating automatically in conjunction therewith" (lines 8-14).
Date:
July 1, 1884
Creator:
Ramsey, Haley S.
Partner:
UNT Libraries Government Documents Department