US Patent: 811,885
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| Wrench
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Patentees:
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| William Webb (exact or similar names) - Gloversville, NY |
| Warnie W. Hildreth (exact or similar names) - Gloversville, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Oct. 11, 1905 |
| Granted: |
Feb. 06, 1906 |
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Patent Pictures:
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Webb and Hildreth patent February 6, 1906 |
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Stan Schulz
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Description: |
| The wrench features a sliding jaw with rack teeth that engage teeth in an arc on the inside of the handle. The specifications mention the jaws with smooth or toothed pipe gripping surfaces. A threaded lever nut on the pivot bolt serves as an adjustment lock. This structure was altered in Webb and Hildreth's Dec. 17, 1907 patent (no. 874,269). |
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