US Patent: 440,125
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| Rotary Engine
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Patentee:
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| Abner D. Baker (exact or similar names) - Swanton, Fulton County, OH |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 17, 1890 |
| Granted: |
Nov. 11, 1890 |
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Joel Havens
"Vintage Machinery" entry for A.D. Baker Company
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Description: |
| Claim:
In a rotary engine, a concentric counterbalanced piston-plate arranged to revolve in the cylindrical easing, in combination with the eccentrically-arranged rotary pistonhead having the guide-arms for said piston-plate, said guide-arms being connected with the rotary pistonhead by means of a roller-joint, as herein set forth. |
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