US Patent: 422,257
|
Pipe Wrench and Pipe and Bolt Cutter
|
Patentee:
|
|
Ephraim A. Smead (exact or similar names) - Tioga, PA |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Applied: |
Dec. 07, 1889 |
Granted: |
Feb. 25, 1890 |
Patent Pictures:
|
|
Ephraim A. Smead patent February 25, 1890 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Stan Schulz
|
Description: |
The jaws are held open by a coil spring. Link straps limit their opening. A handle with cam end pivoted on the end of these link straps works to close the jaws, and once firmly closed, to turn the object they grasp. |
|