US Patent: 1,614,170
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| Adjustable Wrench
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Patentee:
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| George S. Ainsley (exact or similar names) - Indianapolis, Marion County, IN |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Nov. 12, 1926 |
| Granted: |
Jan. 11, 1927 |
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Stan Schulz
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Description: |
| Hood & Hahn - patent attorneys
I claim as my invention:
1. A wrench comprising a handle having at its upper end a gear and an offset portion opposite said gear, a lower jaw having a shank provided on its inner face with a rack engaging said gear and an upper jaw having a shank pivotally connected at its lower end to said offset and means for holding, the rack of the first jaw in engagement with the gear.
2. A wrench comprising a handle having a gear at its upper end and an offset extending opposite to said gear, a lower jaw having a shank provided with a rack engaging said gear, an upper jaw having a shank pivotally connected to said offset and a strap embracing the shank of the lower jaw and pivotally connected to said handle.
3. A wrench comprising a handle having at its upper end a gear and an offset member opposite said gear, a lower jaw having a shank provided with a rack meshing with said gear, an upper jaw having a shank pivotally connected at its lower end to said offset and a strap embracing said jaws and pivotally connected to the handle.
4. A wrench comprising a handle having at its upper end a gear and an offset opposite said gear, a lower jaw having a shank provided with a rack- meshing with said gear, an upper jaw having a shank pivotally connected with said offset, the back of said shank being arcuate and a strap embracing said shanks and pivotally connected to the handle.
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