US Patent: 582,032
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| Nut Lock
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Patentee:
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| Duane F. Allerton (exact or similar names) - Benton Harbor, MI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 02, 1896 |
| Granted: |
May 04, 1897 |
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Patent Pictures:
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Duane F. Allerton patent May 4, 1897 |
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Stan Schulz
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Description: |
| A sliding bolt inserted in the side of the nut is held in place by a wire spring. A coordinating wrench with a notch and adjoining wedge retract the bolt to allow the nut to screw on or off the threads of the axle. |
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