Internal-combustion engines – Charge forming device – Auxiliary air or oxygen added to combustible mixture
Reexamination Certificate
2006-09-05
2006-09-05
Cronin, Stephen K. (Department: 3747)
Internal-combustion engines
Charge forming device
Auxiliary air or oxygen added to combustible mixture
Reexamination Certificate
active
07100588
ABSTRACT:
A device for heightening engine efficiency is provided with a heat-insulating seat of engine having a plurality of air inlets communicable with oil-gas inlets. The air inlets are provided with a valve, and the heat-insulating seat is provided with a cam mechanism, which is connected to a carburetor control device by means of an operation piece. When the carburetor is operated to drive the cam mechanism to open the valve such that fresh air is allowed to enter into the engine, and the combustion efficiency can be thus heightened. As soon as the accelerator is stopped, the valve is closed automatically.
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Benton Jason
Cronin Stephen K.
Rabin & Berdo P.C.
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