| Benjamin Martin - 1754 - 200 頁
...of the Heavenly Bodies, the .Principles of Mechanics explained i of the Several Mechanical Powers ; -the Lever, the Wheel, and Axle, the Pulley, the inclined "Plane, 'the Wedge, and the Screw ; the ftrongeft Arch to build upont the D.oBrine of Wheel Carriages, £?V. 137... | |
| Benjamin Martin - 1765 - 202 頁
...of the Heavenly Bodies ; the Principles of Mechanics explained ; of the federal Mechanical Powers* the Lever, the Wheel and Axle, the Pulley, the inclined Plane, the Wedge, and the Screw ; the ftrongeft Arch to build upon -, ibe Doftrine of Wheel Carriages, &V, 137... | |
| Henry Kett - 1805 - 340 頁
...; and by their combination, all machines, however complicated, are constructed. Their names are—. the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw. However small the strength of man, considered in itself, may appear, his ingenuity... | |
| Charles Hutton - 1807 - 464 頁
...eifected by the natural strength without them. These are usually accounted counted six in number, viz. the Lever, the Wheel and Axle, the Pulley, the Inclined Plane, the Wedge, and the Screw, 158. Mechanics, is the science of forces, and the effects they produce, when... | |
| William Marrat - 1810 - 512 頁
...because, of these six, all the more compounded machines arc composed : — the mechanic powers are the LEVER, the WHEEL AND AXLE, the PULLEY, the INCLINED PLANE, the WEDGE, and the SGEEW. 125. WEIGHT and POWER, when opposed to each other, signify the body to be moved,... | |
| Charles Hutton - 1811 - 494 頁
...effected by the natural strength without them. These are usually accounted six in number, number, viz. the Lever, the Wheel and Axle, the Pulley, the Inclined Plane, the Wedge, and the Screw. 158. Mechanics, is the science of forces, and the effects they produce, when... | |
| 1812 - 356 頁
...velocity is greater. The mechanical powers which are used in aid of the wants and weakness of man, are, the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw. THE LEVER Is the first and simplest of the mechanical powers. It is a straight... | |
| Daniel Jaudon - 1814 - 234 頁
...part of the machine applied to the weight or resistance. Q. How many mechanic powers are there ? A. Six? the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw. Q. Please to describe each of them î A. The lerer is an inflexible bar, turning... | |
| William Shepherd, Jeremiah Joyce, Lant Carpenter - 1815 - 598 頁
...different elementary works, the student goes on to the consideration of the mechanical powers, viz. the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw; since to these simple machines, all others, however complicated, may be reduced... | |
| James Wood - 1818 - 226 頁
...of which, all machines, however complicated, are constructed. These powers are six in number, viz. the lever ; the wheel and axle ; the pulley ; the inclined plane ; the wedge ; and the screw. Before we enter upon a particular description of these instruments, and the... | |
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