The principles and progress of printing machinery (1900)
Southward, John, 1840-1902, Wilson, Frederick John Farlow. Account of modern printed machine · London : E. Menken · leaf 76
the other at the same time, when thepinion-wheel traverses round the end, and that it shall alwaysbe exactly in position, two long bars are made, having ashort arm attached to the opposite end of each. The endsof these arms (M M, fig. 29) are bolted underneath thecoffins, inner and outer, and the… … Fig. 28. —Portion of Rack showing position of Teeth and Driving-cog;;^ D, Pinion wheel. L, Teeth of rack. J, Width of rack. M, End of rack supported K, Rack end. between bars. 74 PRI^X[FLES AND PROGRESS OF this cross-bar to work freely. As the correct working ofthe rack depends greatly upon this…
Printing machinery and supplies
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