US Patent: 630,083
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| Explosive Gas Engine
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Patentees:
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| Georg Hirt (exact or similar names) - Nuremberg, Middle Franconia Region, Bavaria, Germany |
| Georg Horn (exact or similar names) - Nuernberg, Middle Franconia Region, Bavaria, Germany |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Oct. 21, 1898 |
| Granted: |
Aug. 01, 1899 |
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Joel Havens
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Description: |
| Claim:
In a gas-engine, a cylinder provided at one end with a receiving-chamber and at the other end with a working chamber, and an exhaust-port midway between the ends of the cylinder and controlled by an automatically-operated valve, in combination with a piston having formed therein a chamber, ports communicating said piston-chamber with the receiver and working chambers and with an exhaust-port of the cylinder at predetermined periods of the stroke |
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