TWO-CYCLE ENGINE

PURPOSE:To eliminate troubles incurred by oil mist mixing air-fuel mixture, such as ignition plug functional drop, exhaust white smoke and odor and catalyst deterioration. CONSTITUTION:With an itermediate mechanism (a) installed, when a crank chamber 2 is of negative pressure, air-fuel mixture is dr...

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Bibliographische Detailangaben
1. Verfasser: ISHIDA TOMIO
Format: Patent
Sprache:eng
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Zusammenfassung:PURPOSE:To eliminate troubles incurred by oil mist mixing air-fuel mixture, such as ignition plug functional drop, exhaust white smoke and odor and catalyst deterioration. CONSTITUTION:With an itermediate mechanism (a) installed, when a crank chamber 2 is of negative pressure, air-fuel mixture is drawn from an air cleaner 11 and so stored temporarily in a rotor internal path 7c. The air-fuel mixture is then let out from the rotor internal path 7c by means of compression pressure within the crank chamber 2, and not through the crank chamber 2, and so sent to a scavenging port 5 of a combustion chamber 4. During the time, oil mist in the crank chamber 2 only acts as working fluid in self-circulation through the rotor internal path 7c, not mixing in the air-fuel mixture.