US Patent: 504,742
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| Machine for Boring Cylinders and Turning the Flanges Thereof
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Patentees:
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| William Alfred Pearn (exact or similar names) - Gorton, Lancaster County, Lancaster England |
| Frank Pearn (exact or similar names) - Gorton, Lancaster County, Lancaster England |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jan. 13, 1893 |
| Granted: |
Sep. 12, 1893 |
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Joel Havens
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Description: |
| Patented in England, 25 Nov 1891, Patent # 20,498,.
Abstract:
Our invention has relation to metal working machines, and more particularly to machines for boring cylinders or other castings and facing or turning and boring the flanges thereof.
Claim:
In a machine of the class described, the combination with the live spindle, a tool stock carrier revoluble with the spindle, and a tool stock having motion on the carrier in a plane perpendicular to the longitudinal axis of the spindle; of mechanism controlled by said live spindle adapted to impart a continuous rectilinear motion to the tool stock. |
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