US Patent: 1,359,325
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| Ratchet Wrench
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Patentee:
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| William A. Butler (exact or similar names) - Indianapolis, IN |
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Patent Dates:
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| Applied: |
Aug. 11, 1918 |
| Granted: |
Nov. 16, 1920 |
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Patent Pictures:
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Pat. no. 1,359.,325 - edited image |
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Stan Schulz
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Description: |
| The ratchet wheel sets in elliptical shaped openings, and slides into and away from a toothed "dog" in the handle to create ratchet action. The patent includes provision for a crank handle that fits in the central opening of sockets or an extension to provide "speed" action.
Known examples marked "BUTLER ELLIPTICAL WRENCH MFG. CO. YORK, PA. PAT NOV. 16, 1920" |
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