| US Patent: 520,099 
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| Wrench | 
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| Patentee: |  |
 | Thomas Wheatley (exact or similar names) - Syracuse, NY |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Apr. 17, 1893 |  
| Granted: | May 22, 1894 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Thomas Wheatley patent May 22, 1894 |  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. |  |