 | Thomas Baker - 1852 - 260 páginas
...lie on the two opposite sides of the radial line to which the instrument is applied. The curve n mp is also true for an annular wheel of the same radius...perpendiculars to it, at a distance equal to the pitch. Numbers for pitches not inserted in the tables may be obtained by direct proportion from the column... | |
 | Thomas Baker (C.E.) - 1852 - 268 páginas
...lie on the two opposite sides of the radial line to which the instrument is applied. The curve n mp is also true for an annular wheel of the same radius...perpendiculars to it, at a distance equal to the pitch. Numbers for pitches not inserted in the tables may be obtained by direct proportion from the column... | |
 | Thomas Baker - 1852 - 276 páginas
...lie on the two opposite sides of the radial line to which the instrument is applied. The curve n mp is also true for an annular wheel of the same radius...n becoming the root and p the point of the teeth. Tor a rack, the pitch line DE becomes a right line, and DA, EA, perpendiculars to it, at a distance... | |
 | Thomas Baker - 1852 - 260 páginas
...lie on the two opposite sides of the radial line to which the instrument is applied. The curve n mp is also true for an annular wheel of the same radius and number of teeth, n becoming the root arid p the point of the teeth. For a rack, the pitch line D J2 becomes a right line, and DA, EA, perpendiculars... | |
 | Robert Willis - 1870 - 538 páginas
...instrument to the radial line EA. The number 21 obtained from the lower table, will indicate the position f of the required center upon the lower scale. In using...perpendiculars to it, at a distance equal to the pitch. 185. Numbers for pitches not inserted in the tables may be obtained by direct proportion from the column... | |
 | Robert Willis - 1870 - 518 páginas
...using the instrument, it is only necessary to recollect, that the scale employed and the point /« always lie on the two opposite sides of the radial...perpendiculars to it, at a distance equal to the pitch. 185. Numbers for pitches not inserted in the tables may be obtained by direct proportion from the column... | |
 | Robert Willis - 1870 - 564 páginas
...lie on the two opposite sides of the radial line to which the instrument is applied. The curve n mp is also true for an annular wheel of the same radius...number of teeth, n becoming the root and p the point <>f the teeth. For a rack, the pitch line DE becomes a right line, and DA, EA, perpendiculars to it,... | |
 | Arthur Tannatt Woods, Albert W. Stahl - 1886 - 344 páginas
...flanks, and an arc with radius Th to cut the circle of centres for faces. The curve nTp is also correct for an annular wheel of the same radius and number...teeth ; n becoming the root, and p the point, of the tooth. Numbers for pitches not inserted in the table may be obtained by direct proportion from the... | |
 | William S. Binns - 1886 - 272 páginas
...A. The number 2 1 obtained from the lower table will indicate the position f of the required centre upon the lower scale. In using the instrument it is...perpendiculars to it, at a distance equal to the pitch. Numbers for pitches not inserted in the tables may be obtained by direct proportion from the column... | |
 | Arthur Tannatt Woods, Albert W. Stahl - 1893 - 350 páginas
...flanks, and an arc with radius Th to cut the circle of centres for faces. The curve nTp is also correct for an annular wheel of the same radius and number of teeth ; n becoming the root, and li tin> point, of the tooth. Numbers for pitches not inserted in the table may be obtained by direct... | |
| |
The number 21 obtained from the lower table, will indicate the position f of the required center upon the lower scale. In using the instrument, it is only necessary to recollect, that the scale employed and the point m always lie on the two opposite sides... 