onnection with the of Fig. 2) which, the valve, L, being open, enters the cylin- for using this acid is to have a broad band of cotton passing der, H,and forces the piston ahead against the pressure of exhaust, 8. The steam, entering through O, pushes forward over two wooden rollers over a dish… … rollers a turn, and the lower half of the'sand, wet witn the the increased diameter of the ram, K, and the reduced action chamber, J, and one of the connecting pipes, P. The valve, L, solution, takes its place uppermost. of the exhaust steam, a quicker though less effective force is is then closed,…
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