US Patent: 576,487
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| Wrench
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Patentee:
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| William Vessey (exact or similar names) - Sandusky, OH |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Nov. 06, 1896 |
| Granted: |
Feb. 02, 1897 |
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Patent Pictures:
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William Vessey patent February 2, 1897 |
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Stan Schulz
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Description: |
| Lever handle with rack teeth that engage rack teeth on the main shank set and hold the adjustment of the movable jaw. A spring and wedge holds the lever handle in the "closed" position.
Ken Cope's "American Wrench Makers 1830-1930" identifies Vessey as making this wrench based on a review of the patent in SCIENTIFIC AMERICAN. |
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