US Patent: 514,054
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| Engine
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Patentees:
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| La Motte C. Atwood (exact or similar names) - St. Louis, MO |
| Nathan W. Perkins, Jr. (exact or similar names) - St. Louis, MO |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 14, 1893 |
| Granted: |
Feb. 06, 1894 |
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Patent Pictures:
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Joel Havens
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Description: |
| Abstract:
Our invention relates to an engine in which there is a piston and a cylinder acting alternately on the crank of a shaft, to produce a rotary movement of the shaft; the piston acting to move the crank shaft a quarter revolution, the cylinder then acting to move the crank the next quarter of a revolution, the piston then acting to move the crank another quarter of its revolution, and the cylinder then acting to move the crank the next and :o last quarter of its revolution.
Claim:
In an engine, the combination of a houising having fixed inwardly projecting hollow pistons provided with ports, a movable cylinder fitting over said pistons and provided with ports, a barrel carried by said cylinder io and between which and said cylinder ports are located, a movable piston located within said barrel, and a crank shaft upon which said movable piston is mounted; substantially as set forth. x5 2. In an engine, the combination of a housing having fixed inwardly projecting hollow pistons provided with ports, a movable cylinder fitting over said pistons and provided with ports, a barrel carried by said cylinder and between which and said cylinder ports are located, a movable piston located within said barrel, and a crank shaft upon which said movable piston is mounted; said barrel and movable piston having exhaust passages and said movable piston being made hollow. |
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