Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 380
63 (Fig. 822) it is still less. In Fig. 823 the joint between the piston and the cyl-inder is made tight by a gasket, usually of hemp, compressed by a joint ring orfollower,«, in the pocket between piston and cylinder. Wood-packing put in short staves, as shown in Fig. 824, is often used…
Mechanical drawing
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