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 504
fts of the key, and the upper ends of the pjins andlower ends of the drivers will have a regular line of union at themeeting edges of the cylinders, thereby permitting of their rota-tion by means of the key. Thus the walls of the inner end of theslot will engage the sides of the other ward, and… … yless latch-lock.
Mechanical engineering
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