US Patent: 1,060,685
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Pipe Wrench
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Patentee:
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Elihu K. Jones (exact or similar names) - Portland, OR |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Oct. 01, 1912 |
Granted: |
May 06, 1913 |
Patent Pictures:
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Elihu K. Jones patent May 6, 1913 |
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Stan Schulz
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Description: |
An extension at the back of the frame for the adjusting nut bears against a projection on the hinged handle. Movement of the hinged handle tightens the grip of the wrench.
The pivot point at "A" in the drawing looks way too weak to bear the strain this design would have imposed. |
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