US Patent: 652,643
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| Thread-cutting attachment for lathes
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Patentee:
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| Edward Rivett (exact or similar names) - Boston, MA |
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Patent Dates:
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| Applied: |
Dec. 23, 1899 |
| Granted: |
Jun. 26, 1900 |
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Jeff Joslin
Vintage Machinery entry for Rivett-Dock Co.
Vintage Machinery entry for Rivett Lathe Mfg. Co.
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Description: |
| The inventor assigned the patent to "the Rivett-Dock Company, of Camden, New Jersey, and Faneuil, Massachusetts." The patent provides improvements to patent 632,678, granted to Herman Dock.This lathe attachment works by engaging a series of cutters that progress from rough heavy cuts to a fine finishing cut, which was claimed to produce the same quality results as a single-point finishing tool in less than a third the time. This attachment is shown in an advertisement in the June 30, 1910 issue of American Machinist; the ad was from the Rivett Lathe Mfg Co., and the tool was called the Rivett-Dock Threading Tool. |
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