Hawkins, N. (Nehemiah), 1833- · New York : Theo. Audel · leaf 290
Fig. 2;53. Fig. 24. the opposite end ; the exhaust steam from the steam chestescapes from before it, through the exhaust port, K. the open-ing of which into the chest is at such a distance from thehead as will permit sufficient exhaust steam to remain toafford a cushion to the valve piston. … •O ^^ 2^ Fig. 2.V>. Fig. 253. With the auxiliary slide valve in position to bring thehole, H, over the port, J, Fig. 256, it is plain that the exhaustthrough the port, K, will pass into the main exhaust throughthe port, L. With the main piston at its extreme travel to-ward the right, the ports,…
Hydraulic machinery · Pumping machinery
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