US Patent: 38,486
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Metal Drill Clutch
Improved Friction Clutch
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Patentee:
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| Simon Ingersoll (exact or similar names) - Stamford, CT |
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Patent Dates:
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| Granted: |
May 12, 1863 |
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Patent Pictures:
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Simon Ingersoll patent May 12, 1863 |
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Stan Schulz
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Description: |
| Two sets of friction surfaces; one set having facing inclined planes so the "down force" increases as the planes slide past each other. The specifications note this friction clutch could be used in several applications.
Manufacturer attribution based on a SCIENTIFIC AMERICAN write-up. |
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