 | Machine-tools - 1908 - 564 pages
...specified that "the clearance at the bottom of the thread shall not exceed one-sixteenth part of the height of the original triangle. The shape of the bottom...thread resulting from said clearance is left to the manufacturers. However, the Congress recommends rounded profile for said bottom." By this provision,... | |
 | 1909 - 514 pages
...'0.1772 0.1772 0.1772 0.1969 0.1969 THREAD TOOLS AND GAGES the thread shall not exceed 1/16 of the height of the original triangle. The shape of the bottom of the thread resulting from such clearance is left to the manufacturers. However, the congress recommends rounded profile for said... | |
 | Erik Oberg - Machine-tools - 1914 - 776 pages
...specified that "the clearance at the bottom of the thread shall not exceed one-sixteenth part of the height of the original triangle. The shape of the bottom...thread resulting from said clearance is left to the manufacturers. However, the Congress recommends rounded profile for said bottom." By this provision,... | |
 | Henry D. Burghardt - Lathes - 1919 - 364 pages
...modification adopted by this Congress. I. The clearance at the bottom of thread shall not exceed -fa part of the hight of the original triangle. The shape...noticed especially that 1.25 mm. pitch is adopted for 8 mm. diameter, and 1.75 mm. pitch for 12 mm. diameter. The pitches of sizes between standard diameters... | |
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Society for the Encouragement of National Industries," with the following modification adopted by this Congress. I. The clearance at the bottom of thread shall not exceed -fa part of the hight of the original triangle. The shape of the bottom of the thread... 