US Patent: 1,280,943
|
| Self Adjusting Guard for Hacksaws
|
|
Patentee:
|
|
| Russell S. Barnum (exact or similar names) - Chicago, IL |
| Manufacturer: |
| Not known to have been produced |
|
|
Patent Dates:
|
| Applied: |
Aug. 07, 1918 |
| Granted: |
Oct. 08, 1918 |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Russ Allen.
|
|
Description: |
| A guard that is used primarily to reinforce the hacksaw blade to prevent breaking. The self adjustment is caused by the guard contacting the metal being cut and forced upward. |
|
