{HEAD ~ The connecting rod system}, which consists of the two connecting rods, and which bends and extends at its articulation point to the crank pin, generates the oscillating working medium column, and permits {TAIL ~ the aforementioned utilization} of the additional pressure 
{ HEAD ~ The connecting rod system } , which consists of the two connecting rods , and which bends and extends at its articulation point to the crank pin , generates the oscillating working medium column , and permits { TAIL ~ the aforementioned utilization } of the additional pressure
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