【机】 往复式动力机

pumping system reciprocating-piston pump

tractor-mounted mower with reciprocating endless belt cutters

reciprocating diaphragm pump

reciprocating-conveyor continuous centrifugal

reciprocating filing machine

internal-combustion engine, internal-combustion reciprocating-piston engine

cam mechanism for interconverting oscillating motion and reciprocating motion

steering gear for interconverting oscillating motion and reciprocating motion