CHAPTER XLI.

=AUTOMATIC CUT-OFF ENGINES.=

=Definition= 423 =Corliss Automatic Cut-off Engine= 423, 424 Valve gear of 424, 425 Governor of 425, 426 Admission of steam into 426 Lap of valve of 426, 427 =High Speed Automatic Engines= 427, 428 Speed of 427 Wheel governors for 427, 428 =Straight Line Automatic Engine= 428, 429 Important details of 429, 430 =Steam Fire Engine= 430, 431 Boilers of 430, 433 Pumps 431, 432 Heaters for 432, 433