Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 643
on each side, passing through ears on the outside of the pipe; therod n is elongated below the ear, and connected to one arm of a lever m, having its fulcrum in a stand- G32 FELT-CLOTH MACHINERY. ard o. and having two arms of equal length, tho opposite arm being connected by a rod p, to the arm iof… … rod p to raise, the end of the lever m to which it is attached, and throw down the opposite end causingthe rod n to close the valve I until it is opened by the means hereafter shown in the description of theoperation of the machine. The throttle-valve S is so arranged that it is always open when…
Mechanical engineering
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