ENGINE No. 23. 



Simple yon-Condensing Engine. 



Kind of engine 



Number of cylinders 1 



Diameter of cylinder 8 



Diameter of piston rod . . 1/s 



Stroke of piston 



Clearance 



H. P. constant for 1 Ib. m. e. p. one revolution per min. 



Inside diameter of steam pipe 



Inside diameter of exhaust pipe 



Condition of valves and piston regarding leakage .... 



Single valve 



ins. 

 ins. 

 ins. 



12 



14 % 



.00301 H.P. 

 3 ins. 



34 ins. 



Fairly tight 



Data and Results of Feed -Water Tests. 



Measurements based on Sample Diagrams. 



Engine No. 23 has a single-slide valve which is balanced by 

 means of a pressure-plate riding on the back, and the cut-off is 



105 



