US Patent: 6,927
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| Improvement in pumps for raising water
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Patentee:
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| Alexander Stiven (exact or similar names) - New York, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Dec. 04, 1849 |
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Jeff Joslin
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Description: |
| "What I claim is the annular ring, with radial arm and slot in cylinder, immediately between the exit and entrance, and giving motion to the annular ring or piston by an eccentric or cam, and the whole operating conjointly together, as particularly set forth and illustrated in my specification and drawings herewith." |
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