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The principles of mechanics : explaining and demonstrating the general laws of motion, the laws of gravity, motion of descending bodies, projectiles, mechanic powers, pendulums, centers of gravity, &c. strength and stress of timber, hydrostatics, and construction of machines : a work very necessary to be known, by all gentlemen, and others, that desire to have an insight into the works of nature and art : and extremely useful to all sorts of artificers, particularly to architects, engineers, shipwrights, millwrights, watchmakers, &c. or any that work in a mechanical way : illustrated with forty-three copper-plates (1773)

Emerson, William, 1701-1782 · London : Printed for G. Robinson ... · leaf 192

An illustration from The principles of mechanics : explaining and demonstrating the general laws of motion, the laws of gravity, motion of descending bodies, projectiles, mechanic powers, pendulums, centers of gravity, &c. strength and stress of timber, hydrostatics, and construction of machines : a work very necessary to be known, by all gentlemen, and others, that desire to have an insight into the works of nature and art : and extremely useful to all sorts of artificers, particularly to architects, engineers, shipwrights, millwrights, watchmakers, &c. or any that work in a mechanical way : illustrated with forty-three copper-plates, 1773, leaf 192
r AB, about the centerof motion C. And you may fix as many of thefe teeth to thev\heel as you will. Again, in the tooth AD, if Ai, 12, 23, off. be taken equjl,and in, 2b, ^c, 4J, ^c. be taken equal to i, 4, 9, 16, isc.equal parts •, and the curve Adbcd be drawn, and the tooth form-ea. Then the… … TlNE.^a-.jff3. ^ i3-2Qe jjm

Mechanics · Mechanical engineering

Internet Archive · California Digital Library · Public Domain Mark 1.0. Free to use for anything.

More pictures from The principles of mechanics : explaining and demonstrating the general laws of motion, the laws of gravity, motion of descending bodies, projectiles, mechanic powers, pendulums, centers of gravity, &c. strength and stress of timber, hydrostatics, and construction of machines : a work very necessary to be known, by all gentlemen, and others, that desire to have an insight into the works of nature and art : and extremely useful to all sorts of artificers, particularly to architects, engineers, shipwrights, millwrights, watchmakers, &c. or any that work in a mechanical way : illustrated with forty-three copper-plates

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