US Patent: 582,530 
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| Crank Fastening For Bicycles
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	        Patentee:
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 | Samuel W. Hyatt (exact or similar names) - Greersville, OH |  
 
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Jan. 06, 1896 | 
 
| Granted: | 
May 11, 1897 | 
 
 
 
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		  Patent Pictures:
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Samuel W. Hyatt patent May 11, 1897  |  
 
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                        Stan Schulz 
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        Description: |  
| The patent describes a two-part bicycle pedal crank, with adjustable bearings and a lock washer to hold the adjustment.  The bearing adjustments use pin spanners, and the patent includes a drawing and mention of a suitable wrench. |  
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