US Patent: 640,252 
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| Igniter for Gas Engines
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	        Patentee:
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 | Charles R. Alsop (exact or similar names) - Middletown, Middlesex County, CT |  
 
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Feb. 07, 1899 | 
 
| Granted: | 
Jan. 02, 1900 | 
 
 
 
USPTO (New site tip) Google Patents 
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                        Joel Havens 
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        Description: |  
| Claim:
 In an igniter mechanism, the combination with a continuously revolving element, a power cylinder having a piston therein connected to said element and an explosion-chamber, of a plug removably fitted in an opening in the wall of the explosion-chamber and having exterior lateral ears provided with segmental slots for engagement by securing- bolts, the said slots permitting an angular adjustment of the plug to secure a relation between the igniter and driving element of the engine of such nature as to cause the production of a spark at the desired point in the throw of the piston, motion-imparting and motion-receiving terminals adapted for mutual engagement and providing the igniter proper, each of said terminals having a shaft journaled in the plug and a contacting portion of the motion-imparting terminal lying at a greater distance from its axis than the contacting portion of the motion-receiving terminal, yieldlable connection between said shafts and the device in which each has bearin g, a collar carried on the exterior portion of the shaft of the motion-imparting terminal and provided with a radially-projecting tooth, a rocker mounted upon the plug above the plane of the shafts, a pawl pivotally connected to the rocker and having a tangential plane of disposition in relation thereto and adapted to engage the tooth on the collar, and means for operating the rocker. |  
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