| 摘要 |
A compressed gas driven, liquid intensifier pump (10) of the type employing a single acting reciprocating piston (16) wherein liquid is discharged from the pump (10) only during the ''pull'' stroke of the piston rod (28). The reciprocating piston (16) can be employed first as a double acting and then as a single acting piston after the operating pressure has reached a preset trip point. |
