US Patent: 630,738
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| Gas or Vapor Engine
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Patentee:
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| Harry J. Perkins (exact or similar names) - Grand Rapids, Kent County, MI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jan. 12, 1899 |
| Granted: |
Aug. 08, 1899 |
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Joel Havens
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Description: |
| Claim:
In combination with a gas or vapor engine, an eccentric, an eccentric-rod, an extensible rocking arm to which the said eccentric-rod is pivoted, a sliding rod or shaft adapted to operate the exhaust-valve by every alternate revolution of said eccentric. The combination of an eccentric and eccentric-rod, said eccentric-rod pivotally connected to an extensible rocking arm and adapted to come in contact with and operate a sliding rod at one revolution, suitable mech-anismn for retaining the rocking arm extended at every other revolution of the eccentric. The combination of an eccentric, an eccentric-rod pivotally connected to an extensible rocking arm, a sliding arni with suitable connecting mechanism for operating the exhaust-valve of the engine, a pawl adapted to retain the rocking arm extended at one revolution, and a stop adapted to remove said pawl from its locking position |
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