US Patent: 841,692
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| Wrench
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Patentee:
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| Frederick H. Kanning (exact or similar names) - East St. Louis, IL |
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Patent Dates:
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| Applied: |
Jul. 25, 1906 |
| Granted: |
Jan. 22, 1907 |
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Patent Pictures:
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1 | 2
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Frederick H. Kanning patent Jan. 22, 1907 |
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Stan Schulz
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Description: |
| Adjustable angle between handle and head; the patent describes adjustable jaw pipe and nut wrenches as well as an "alligator" wrench head. Improvement on Kanning's Dec. 20, 1904 patent no. 777,955.
The wrench as produced is an adjustable jaw nut wrench, with a sliding pin to hold the angle adjustment (viz. patent no. 777,955) rather than the screw adjustable holder shown in the patent drawing. |
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