US Patent: 487,829
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| Pipe-Coupling
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Patentee:
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| William R. England (exact or similar names) - Chicago, IL |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Feb. 12, 1892 |
| Granted: |
Dec. 13, 1892 |
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Patent Pictures:
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William R. England patent December 13, 1892 |
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Stan Schulz
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Description: |
| The pipe coupling for cast iron drain pipe involves spigot and bell with corresponding notches and projections, lead seal, a split-ring to compress the lead, and a ring nut to provide the compressive force. The ring nut has exterior lugs for a hook-spanner wrench. |
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