The crankshaft is formed as {HEAD ~ a rotary slide valve} which, in {TAIL ~ operation}, connects the first working chamber to the third working chamber and the second working chamber to a working medium supply or discharge opening 
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The crankshaft is formed as { HEAD ~ a rotary slide valve } which , in { TAIL ~ operation } , connects the first working chamber to the third working chamber and the second working chamber to a working medium supply or discharge opening
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH