 | Machinery - 1904 - 502 pages
...diameter of the piece does not enter into consideration. As we measure one-half of the depth of tbe thread from the top, on each side, the diameter of the thread a* fr.1hcatcd by the Caliper, or the pitch diameter, is tbe fulI nlzn of the thread less the depth... | |
 | Alfred Parr - Machine-shop practice - 1905 - 502 pages
...that the actual outside diameter of the piece does not enter into consideration. Thus, by measuring one-half of the depth of the thread from the top on...full size of the thread less the depth of one thread, as follows : — This depth may be found Depth of Whitworth standard threads = 0-64 -*- number of threads... | |
 | Alfred Parr - Machine-shop practice - 1905 - 544 pages
...that the actual outside diameter of the piece does not enter into consideration. Thus, by measuring one-half of the depth of the thread from the top on...caliper, or the pitch diameter, is the full size of FIG. 25. — Interchangeable micrometer. the thread less the depth of one thread, as follows : —... | |
 | Leonard Elliott Brookes - Machine-shop practice - 1906 - 664 pages
...will be seen that the actual outside diameter of the piece does not enter into consideration. As only one-half of the depth of the thread from the top, on each side is measured, the diameter of the thread as indicated by the caliper, or the pitch diameter, is the... | |
 | Calvin Franklin Swingle, Frederick John Prior - Air-brakes - 1906 - 676 pages
...will be seen that the actual outside diameter of the piece does not enter into consideration. As only one-half of the depth of the thread from the top, on each side is measured, the diameter of the thread as indicated by the caliper, or the pitch diameter, is the... | |
 | Machine-tools - 1908 - 564 pages
...measuring in this manner constitutes the only real test of the size of a screw or tap. As we measure one-half of the depth of the thread from the top,...side, the diameter of the thread as indicated by the micrometer, or the pitch diameter, is the full size of the thread less the depth of one thread. Referring... | |
 | Erik Oberg - Machine-tools - 1914 - 776 pages
...measuring in this manner constitutes the only real test of the size of a screw or tap. As we measure one-half of the depth of the thread from the top,...side, the diameter of the thread as indicated by the micrometer, or the pitch diameter, is the full size of the thread less the depth of one thread. Referring... | |
| |
Thus, by measuring one-half of the depth of the thread from the top on each side, the diameter of the thread, as indicated by the caliper, or the pitch diameter, is the full size of the thread less the depth of one thread, as follows : — This depth... 