| US Patent: 609,762 
 | 
| Wrench | 
| 
| Patentee: |  |
 | Logan W. Everhart (exact or similar names) - Chanute, KS |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
 | 
| Patent Dates: |  
| Applied: | May 22, 1897 |  
| Granted: | Aug. 23, 1898 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Logan W. Everhart patent August 23, 1898 |  Google Patents
 Report data errors or omissions to steward 
                        Stan Schulz
 
 | 
| 
| Description: |  | Quick adjust; the movable jaw has internal rack teeth and a spring. The rack teeth engage rack teeth on the main shank. 
Having the jaws slightly inclined to the shank, the force is directed in line with the teeth of the adjusting rack.
Corresponding Canadian patent no. CA-57,238 was issued August 28, 1897. |  |