TMK THEKMOUYNAMICAL PROPERTIES OF SriT.IMIi: ATKD STKAM. 7 







plate containing which is just hidden by the steam jacket JJ, to be presently 

 described. The portion of the channel enclosed by the steam jacket is shown in 

 section in fig. 3, O being the orifice plate. The steam after passing the orifice 



Fig. 2. 



proceeds to the condenser MM, in fig. 3, and from thence by the pipeff to an air 

 vessel connected to an air pump (neither of which are shown in the figure). 



The pressure in the chest RR is regulated by the valves V t in the admission 



