| Charles Hutton - 1807 - 464 pages
...greater than any mere pressure, and will overcome it, OF OF THE SCREW. 200. THE SCREW is one of the six mechanical powers, chiefly used in pressing or...spiral thread or groove cut round a cylinder, and everywhere making the same angle with the length of it. So that if the surface of the cylinder, with... | |
| Charles Hutton - 1811 - 494 pages
...any mere pressure, and will overcome it. THE SCREW. l«f OF THE SCREW. 2OO. THE SCREW is one of the six mechanical powers, chiefly used in pressing or...spiral thread or groove cut round a cylinder, and everywhere making the same angle with the length, of it. So that if the surface of the cylinder, with... | |
| Charles Hutton - 1815 - 686 pages
...Scott died the /ih of December, 1780. SCREW, one of the six mechanical powers; chiefly used in pressing bodies close, though sometimes also in raising weights....spiral thread or groove cut round a cylinder, and everywhere making the same angle with the length of it. So that, if the surface of the cylinder, with... | |
| Charles Hutton - 1816 - 618 pages
...greater than any mere pressure, and will overcome it. 0* OF THE SCREW. 200. THE SCREW is one of the Six mechanical powers, chiefly used in pressing or...thread on it, were unfolded and stretched into a plane, tho spiral thread would form a straight inclined plane, whoso length would be to its height, as the... | |
| George Crabb - 1823 - 704 pages
...combination of the lever and the inclined plane, and is principally used in pressing bodies together; but sometimes also in raising weights. The screw is a...spiral thread, or groove, cut round a cylinder, and is distinguished into male or female. When the spiral thread is upon the outside of a cylinder the... | |
| Charles Hutton - 1826 - 682 pages
...mechanical powers, chiefly •used in pressing or squeezing bodies close, though sometimes also in raiding weights. The screw is a spiral thread or groove cut...length of it. So that if the surface of the cylinder, wilh this spiral thread on it, were uutblded and stretched into a plane, the spiral thread would form... | |
| E. S. Norman Campbell - 1830 - 304 pages
...as is evident from the greater effect produced by a drawing stroke than a direct action of the edge. The Screw is a spiral thread or groove, cut round a cylinder, making everywhere the same angle with its length. It is chiefly used in compressing or squeezing bodies,... | |
| Charles Hutton - 1831 - 656 pages
...incomparably great' er than any mere pressure, and will overcome it. OF THE SCREW. 83. THE SCREW is one of the six mechanical powers, chiefly used in pressing or...surface of the cylinder, with this spiral thread on it, where unfolded and stretched into a plane, the spiral thrciid would form a straight inclined plane,... | |
| Frederick Emerson - 1834 - 300 pages
...which is to be overcome, to be equal to the force effected, what power will be necessary ? THE SCREW. The screw is a spiral thread or groove, cut round...every where making the same angle with the length of the cylinder. In one round of the spiral, it rises along the cylinder, the distance between two threads.... | |
| Frederick Emerson - 1839 - 300 pages
...which is to be overcome, to be equal to the force effected, what power will be necessary ' THE SCREW. The screw is a spiral thread or groove, cut round...every where making the same angle with the length of the cylinder. In one round of the spiral, it rises along the cylinder, the distance between two threads.... | |
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