US Patent: 520,099
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Wrench
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Patentee:
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Thomas Wheatley (exact or similar names) - Syracuse, NY |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Apr. 17, 1893 |
Granted: |
May 22, 1894 |
Patent Pictures:
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Thomas Wheatley patent May 22, 1894 |
USPTO (New site tip) Google Patents
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Stan Schulz
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Description: |
Self-adjusting wrench with a gear sector on the handle that engages rack teeth on the movable jaw. The connecting frame includes a friction-reducing roller at the bearing point for the movable jaw. |
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