US Patent: 510,023
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| Nut Lock
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Patentee:
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| Commodore P. Howell (exact or similar names) - Chattanooga, TN |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Sep. 16, 1893 |
| Granted: |
Dec. 05, 1893 |
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Patent Pictures:
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Commodore P. Howell patent December 5, 1893 |
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Stan Schulz
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Description: |
| The patent is for the concept of a nut coordinated with a ratchet-like nut lock, along with a wrench designed to work with the nut. In the specifications and drawing, the nut is shaped like a ratchet wheel, and the wrench has a pawl. The working context for this nut lock system is the fish plates connecting railroad rails. |
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