 ... to contain the screw ; and the inside of the nut has a spiral groove, made to fit the spiral thread of the screw ; just like the lid of a box which screws on. The handle which projects from the nut is a lever, without which the screw is never used...  The Panorama of Science, Or Guide to Knowledge - Page 118by George Grant - 1852Full view - About this book
 | Mrs. Marcet (Jane Haldimand) - Physics - 1821 - 366 pages
...attached to the nut, without which the screw is never used as a mechanical power: the nut with a lever L attached to it, is commonly called a winch. The power...to one of the most simple of the mechanical powers; which of them do you think it is ? Caroline. In appearance, it roost resembles the wheel and axle.... | |
 | Mrs. Marcet (Jane Haldimand), Thomas P. Jones - Physics - 1826 - 286 pages
...a lever, which is attached to the nut, without which the screw is never used as a mechanical power. The power of the screw, complicated as it appears,...to one of the most simple of the mechanical powers; which of them do you think it is ? Caroline. In appearance, it most resembles the wheel and axle. Mrs.... | |
 | Mrs. Marcet (Jane Haldimand), John Lauris Blake - Astronomy - 1826 - 308 pages
...attached to the nut, without which the screw is never used as a mechanical power : the nut with a lever L attached to it is commonly called a winch. The power of the screw, complicated as it appears, is referrible to one of the most simple of the mechanical powers ; which of them do you think it is ?... | |
 | 1832 - 650 pages
...nut is a lever, without which the screw is never used as a mechanical power. The nut, with a lever L attached to it, is commonly called a winch. The power...corresponding to the spiral protuberance of the screw (Jig. 38). The nut then ascends an inclined plane, but ascends it in a spiral instead of a straight... | |
 | Physics - 1832 - 640 pages
...without which the screw is never used as a mechanical power. The nut, with a lever L attached to if, is commonly called a winch. The power of the screw,...corresponding to the spiral protuberance of the screw {fig. 38). The nut then ascends an inclined plane, but ascends it in a spiral instead of a straight... | |
 | Ireland commissioners of nat. educ - 1835 - 398 pages
...nut is a lever, without which the screw is never used as a mechanical power. The nut, with a lever L attached to it, is commonly called a winch. The power...corresponding to the spiral protuberance of the screw. The nut thea ascends an inclined plane, but ascends it in a spiral instead of a straight line. The closer the... | |
 | Readers (Elementary) - 1836 - 424 pages
...nut is a lever, without which the screw is never used as a mechanical power. The nut, with a lever L attached to it, is commonly called a winch. The power...plane. If a slip of paper be cut in the form of an 286 n inclined plane, and wound round a pencil, which will represent the cylinder, it will describe... | |
 | Jane Marcet - 1839 - 544 pages
...attached to the nut, without which the screw is never used as a mechanical power. The nut with a lever, L, attached to it, is commonly called a winch. The power...to one of the most simple of the mechanical powers : which of them do you think it is ? CAROLINE. In appearance it most resembles the wheel and axle.... | |
 | Great Britain. Committee on Education - Education - 1864 - 332 pages
...nut is a lever, without which the screw is never used as a mechanical power. The nut with a lever, L, attached to it, is commonly called a winch. The power...powers, the inclined plane. If a slip of paper be out in the form of an inclined plane, and wound round a pencil, which will represent the cylinder,... | |
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