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 254
e female screw werefixed. If the length of a screw-worm be half an inch, the spindle will advance by ^ X \ = 3V inch.Should the wheels B, 0, E, and F have 36 teeth each, while the wheel D has 35, and G only 34, thespindle will revolve at the rate of §§, and the female screw at that of f| of one… … 248 CANNON. The middle wheel of the lower axis, and that with the femalo screw, are at all events provided with 36teeth; by inserting a fresh boring-bar, the proportion of the advance can be altered without muchtrouble. Borer. The Material, Description, and Calibre of theCannon. Number of teethof…
Mechanical engineering
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