US Patent: 29,360
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Making Metal Tools
Machine for Heading Screw-Wrench Blanks
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Patentees:
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| Loring Coes (exact or similar names) - Worcester, MA |
| Aury Gates Coes (exact or similar names) - Worcester, MA |
| USPTO Classifications: |
| 76/10 |
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Patent Dates:
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| Granted: |
Jul. 31, 1860 |
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Patent Pictures:
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L. & A.G. Coes Wrench-Heading Machine (Pat. July 31, 1860) |
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Stan Schulz
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Description: |
| The patent describes a machine for forming and heading the blanks of screw wrenches. It incorporates a clamp to grip the shank of a wrench bar, a drop-forging hammer to shape the head, and a shear provision to clip off the excess metal. It relates to screw wrenches manufactured by Loring and Aury G. Coes |
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