US Patent: 337,243
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| Brace Chuck
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Patentee:
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| John Chantrell (exact or similar names) - Reading, PA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Oct. 02, 1885 |
| Granted: |
Mar. 02, 1886 |
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Patent Pictures:
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John Chantrell patent March 2, 1886 |
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Stan Schulz
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Description: |
| The jaws fit in slots in a follower which sets in a slot in the head, and is advanced and retracted by the rotating sleeve. Retracting the sleeve opens the jaws; advancing the sleeve closes the jaws. |
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