Internal combustion engine and straddle-type vehicle equipped with the engine

In a single-cylinder internal combustion engine fitted with a knock sensor, a temperature increase of the knock sensor is suppressed and prevented, and the reliability of the knock sensor is improved. The engine includes a crankcase, a cylinder block connected to the crankcase, a cylinder head conne...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Nakajima Akitoshi, Inomori Toshinori
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:In a single-cylinder internal combustion engine fitted with a knock sensor, a temperature increase of the knock sensor is suppressed and prevented, and the reliability of the knock sensor is improved. The engine includes a crankcase, a cylinder block connected to the crankcase, a cylinder head connected to the cylinder block, a sensor mounting boss provided on the cylinder block, and a knock sensor mounted to the boss. Fins are provided on the cylinder block and the cylinder head. A heat insulation member is provided between the boss and the knock sensor.