 | Francis Morgan Barber - 1900 - 176 σελίδες
...always in use. These methods consisted in various applications of the simple mechanical powers, ie, the lever, the wheel and axle, the pulley, the inclined plane, the wedge and the screw. Besides these the Romans knew of the power of torsion, or twisted rope, of shrinkage... | |
 | Ainsworth Rand Spofford, Charles Annandale - 1901 - 530 σελίδες
...instruments or elements of which every machine, however complicated, must be constructed; they are the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw. See those terms. Mechanics, the term originally used to denote the general principles... | |
 | Joseph Emerson Worcester - 1902 - 346 σελίδες
...artificer. He-£han'jc, \ a. Relating to mechanism Me-ihan'i-cal, / or mechanics. — Mechanical power», the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw, by means of which force is converted into motion or viceversa. Me-ehän'i-cal-lx,... | |
 | Ernest John Andrews, Howard Newell Howland - 1903 - 466 σελίδες
...to utilize other forces than our own strength, as the wind, water power, steam power, ebc. There are six simple machines : the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw. Sometimes the wheel and axle is considered as a modified form of the lever, and... | |
 | John Dearness - 1905 - 244 σελίδες
...and machinery used on the farm and in the household and shop can be analyzed into six simple forms— the lever, the wheel and axle, the pulley, the inclined plane, the wedge and the screw. By the Nature Study method the teacher would not start out by describing the lever,... | |
 | Thomas J. Foster - 1905 - 698 σελίδες
...treated, as all machinery, however complicated, is merely a combination of the six elementary forms, viz.: the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw; and these six can be still further reduced to the lever and the inclined plane.... | |
 | Henry William Bunbury - 1905 - 196 σελίδες
...riding, of the principles of mixed mathematics. Consider, Mr. Gambado, the six mathematical powers ! the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw ; and reflect with what advantage all these may be applied to the use of Horsemanship.... | |
 | Adolphe Ganot - 1905 - 816 σελίδες
...locomotive weighing as much as twenty tons. Machines are either simple or compound. The simple machines are the lever, the wheel and axle, the pulley, the inclined plane, the wedge and the screw. All compound machines are modifications of these. In reality there are only two... | |
 | Ernest John Andrews - 1906 - 472 σελίδες
...to utilize other forces than our own strength, as the wind, water power, steam power, etc. There are six simple machines: the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw. Sometimes the wheel and axle is considered as a modified form of the Jever, and... | |
 | Louis Adolphe Martin - 1906 - 188 σελίδες
...applied force is called the mechanical advantage of the machine. The simple machines usually include the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw. In the solution of problems involving simple machines no special formulae will... | |
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These are usually accounted six in number, viz. the Lever, the Wheel and Axle, the Pulley, the Inclined Plane, the Wedge, and the Screw. 
