 | William Carter Hughes - Flour mills - 1862 - 348 pages
...of the first kind, the effective power is as 12 to 1. The third kind of lever is where the fulcrum is at one end, the weight at the other, and the power applied between them. The first and second are engines of real power ; while the third tends to decrease power in the same... | |
 | Thomas Dick - Philosophy and religion - 1869 - 664 pages
...that of the barrow and its load, collected at their centre of gravity. A lever of the third kind is when the prop is at one end, the weight at the other, and the power applied between them. Here the power must exceed the weight in the same proportion as the distance of the weight from the... | |
 | Science - 1868 - 568 pages
...small to raise the valve when weighted as it should be. In its normal state the fulcrum of the lever is at one end, the weight at the other, and the power — that is the tendency of the safety-valve to rise — between the fulcrum and weight. When tho valve... | |
 | Smaller class-book - 1869 - 170 pages
...and the fulcrum arranged in the " third" kind of lever ? A. In the third kind of lever, the fulcrum is at one end, the weight at the other, and the power is between them. 6. Q. What familiar examples may be given of the third kind of levers ? A. The treadle... | |
 | Philip George and son, ltd - 1875 - 362 pages
...other end are hung weights as the power. The third description of lever is that in which the fulcrum is at one end, the weight at the other, and the power placed between them. At one time this was called the losing lever, because the power had to be greater... | |
 | William Edward Armytage Axon - Formulas, recipes, etc - 1875 - 504 pages
...small to raise the valve when weighted as it should be. In its normal state, the fulcrum of the lever is at one end, the weight at the other, and the power — that is, the tendency of the safety-valve to rise — between the fulcrum and weight. When the... | |
 | James Reynolds (F.R.G.S.) - 1878 - 226 pages
...fulcrum against whicn the blades of the oars press. Levers of the third kind are those where the fulcrum is at one end, the weight at the other, and the power between them, (fig. J). Here the power acts with a considerable disadvantage, and this kind of lever... | |
 | John Fulton - Histology - 1879 - 470 pages
...one end, the fulcrum at the other, and the weight between the two. In the third order, the fulcrum is at one end, the weight at the other, and the power between the two. The first order of levers, although the most powerful, is that least used in the animal... | |
 | Vincent Thomas Murché - Human physiology - 1884 - 162 pages
...of this class have the fulcrum in the middle. See Fig. 4. 3. Third Class. In this case the fulcrum is at one end, the weight at the other, and the power between them. See Fig. 6. In the various movements of the body we have instances of all three kinds... | |
 | Vincent T. Murché - Human physiology - 1884 - 156 pages
...power at the other, and the weight in the middle. See Fig. 5. 3. Third Class. In this case the fulcrum is at one end, the weight at the other, and the power between them. See Fig. 6. In the various movements of the body we have instances of all three kinds... | |
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... 2. When the prop is at one end of the lever, the power at the other, and the weight between them. 
