US Patent: 14,243
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Nut-Wrench
Improvement in the Construction and Manufacturing of Adjustable Wrenches for Machinery and Carriages and other Purposes
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Patentee:
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| Ferdinand Keehnold (exact or similar names) - Bridgeport, CT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Feb. 12, 1856 |
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Patent Pictures:
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Ferdinand Keehnold patent Febr. 12, 1856 |
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Stan Schulz
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Description: |
| The adjusting mechanism is a sliding jaw with a cam-action lever handle sliding on a short shaft positioned at right angles to the fixed jaw and handle. There are fine teeth or grooves on the shaft and the corresponding face of the cam-action lever. |
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