DESCRIPTION
The present invention relates to a combustion engine having a crankcase and a cylinder, wherein a piston is guided to be movable in strokes inside the cylinder, the piston movably limiting a combustion chamber, and wherein in the cylinder at least one transfer port is inserted, which
FIELD OF THE INVENTION
This invention relates to a reciprocating pump, and, in particular, to a reciprocating pump having a piston rod which is inherently flushing throughout the cycle of the pump.
BACKGROUND OF THE INVENTION
Reciprocating pumps are commonly used to pump mixtures of liquids and