A handbook on the teeth of gears, their curves, properties and practical construction (1885)
Grant, George B. (George Barnard), 1849-1917 · [Boston] · leaf 21
180°mag = 90° —-—- in which s is the number of teeth in the smallest gear in the pair. If theangle is greater than this the motion will not be continuous, as each piniontooth will pass out of action before the next one is in position to act. INTERCHANGEABLE SETS. Any number of involute gears from… … CONSTRUCTION. 18
Gearing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.