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" ... the actual resistance is not at all increased by increasing the relative velocity; but the effect of that resistance, in retarding the motion of the wheels, may be shown, from the general laws of mechanics, to be proportional to the relative velocity... "
An Essay on the Teeth of Wheels: Comprehending Principles, and Their ... - Page 99
by Robertson Buchanan - 1808 - 164 pages
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Pantologia. A new (cabinet) cyclopædia, by J.M. Good, O. Gregory ..., Volume 12

John Mason Good - 1819 - 482 pages
...generally been taken for its measure ; this wa slight inaccuracy of conception, for it is certain that the actual resistance is not at all increased by increasing...teeth, where they are in contact, is too much inclined to the radius, their mutual friction is not much affected, but a great pressure on their axis is produced...
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Pantologia. A new (cabinet) cyclopædia, by J.M. Good, O. Gregory ..., Volume 12

John Mason Good - 1813 - 480 pages
...possible to make one wheel act on teeth fixed in the concave surface of another, the friction may lie thus diminished in the proportion of the difference...teeth, where they are in contact, is too much inclined to the radius, their mutual friction is not much affected, bnt a great pressure on their axis is produced...
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American Edition of the British Encyclopedia: Or, Dictionary of ..., Volume 12

William Nicholson - Natural history - 1821 - 356 pages
...generally been taken for its measure. This is a slight inaccuracy of conception, for it is certain, that the actual resistance is not at all increased by increasing...teeth, where they are in contact, is too much inclined to the radius, their mutual friction is not much affected, but a great pressure on their axis is produced...
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British Encyclopedia: Or, Dictionary of Arts and Sciences ..., Volume 12

William Nicholson - Natural history - 1821 - 356 pages
...generally been taken for its measure. This is a slight inaccuracy of conception, for it is certain, that the actual resistance is not at all increased by increasing...to their sum. If the face of the teeth, where they arc in contact, a too much inclined to the radius, their mutual friction is not much affected, but...
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Practical Essays on Mill Work and Other Machinery, Volume 1

Robertson Buchanan - Machinery - 1823 - 440 pages
...teeth,] without friction, is perfectly impracticable, although, for a single tooth, possible." 46. In the first volume of the same work, he makes the...teeth, where they are in contact, is too much inclined to the radius, their mutual friction is not much affected, but a great pressure on their axes is produced...
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Mechanics' Magazine, and Journal of the Mechanics' Institute, Volume 1

Industrial arts - 1833 - 426 pages
...proportional to the relative velocity thus asee ríained. When it is possible to make one wheel ac* on teeth fixed in the concave surface of another,...proportion of the difference of the diameters to their sum. HAMILTON'S PATENT SAWING AND BOKIKO MACHINE. — We have experienced much gratification in examining...
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Railway Mechanical and Electrical Engineer, Volume 2

Railroad engineering - 1834 - 434 pages
...proportional to the relative velocity thus ascertained. When it is possible to make one wheel act en teeth fixed in the concave surface of another, the...proportion of the difference of the diameters to their sum. To ASCERTAIN THE HEIGHT OF A STEEPLE, TOWER, &c. — Take two sticks of any but equal length, and holding...
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A Course of Lectures on Natural Philosophy and the Mechanical Arts, Volume 1

Thomas Young - Science - 1845 - 654 pages
...quantity of the friction, the velocity with which the parts slide over each other has generally lieen taken for its measure : this is a slight inaccuracy...teeth, where they are in contact, is too much inclined to the radius, their mutual friction is not much affected, but a great pressure on their axes is produced...
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A Course of Lectures on Natural Philosophy and the Mechanical Arts, Volume 1

Thomas Young - Science - 1845 - 660 pages
...with which the parts slide over each other has generally been taken for its measure : this is a alight inaccuracy of conception, for, as we have already...teeth, where they are in contact, is too much inclined to the radius, their mutual friction is not much affected, but a great pressure on their axes is produced...
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