US Patent: 252,300
|
| Ratchet Wrench
|
|
Patentee:
|
|
| James W. Womelsdorff (exact or similar names) - Guyandotte, WV |
| Manufacturer: |
| Not known to have been produced |
|
|
Patent Dates:
|
| Applied: |
Nov. 19, 1881 |
| Granted: |
Jan. 10, 1882 |
|
Patent Pictures:
|
|
James W. Womelsdorff patent January 10, 1882 |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Stan Schulz
|
|
Description: |
| The ratchet wheel has right - and left-hand teeth. Each set of teeth has a corresponding pawl. A key in the handle disengages one or the other pawl to select the ratchet direction. |
|
