| US Patent: 3,557,857 
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| T-Nuts | 
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| Patentee: |  |
 | Henry F. Swenson (exact or similar names) - Roseland, Essex County, NJ |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Dec. 17, 1968 |  
| Granted: | Jan. 26, 1971 |  USPTO (New site tip)
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                        Joel Havens
 
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| Description: |  | Abstract:
A T-nut for use in slots of machine tool tables and the like includes a threaded hole disposed at an angle to the upper surfaces of the extending wings of the T-nut. The upper surfaces of the extending wings of the T-nut are provided with toothed or knurled surfaces to insure that the engaged surface does not slide in the T-grooves of the worktable when the T-nut is tightened against this groove. |  |