Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 335
Fig. 51.—Front elevation. … Fio. 53.—Valve begins to open. ment « will be brought against the hub of the bell-crank, and the continued inovemcnt of the bell-crankwill cause the einbo.s.sment to act as a fulcrum, andthe lower side of the .slot / will cause the pin /* in theforked crank F to move outward, or from the centerof…
Mechanical engineering
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