The boy's own book of indoor games and recreations : a popular encyclopædia for boys (1890)
Stables, Gordon, 1840-1910, Hutchison, George Andrew, 1841-1913 · Philadelphia : J.B. Lippincott · leaf 145
of lathe and cut through line a b with a fine saw, andscrewed together at c a A hole has now to be drilled at d and tapped for theeccentric rods to be screwed into, one of which will have to bent hke Fig. 8, so asto allow it to work on to the quadrant It is the neatest way to key the eccentricson… … THE BOYS OWN MODEL LAUNCH ENGINE. 141 lathe as well as the fly-wheel and coupler, with a slight groove sunk in where theplummer blocks support it, so as to take the thrust. The reversing quadrant with the lever attached I have shown at Fig. 10. It isbest cut out of brass. The notches are cut with a…
Games · Amusements
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