ENGINE AND ENGINE-POWERED TOOL EQUIPPED WITH THE SAME

PROBLEM TO BE SOLVED: To provide an engine capable of attaining enhancement of engine output and improvement of exhaust gas characteristics while suppressing increase of size and weight of the engine and increase of cost. SOLUTION: The engine 1 has a combustion chamber 4 surrounded/formed by a cylin...

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Bibliographische Detailangaben
Hauptverfasser: KAMIMURA JUNICHI, OTSU SHINKI, SUNAOSHI MITSUHIRO, YASUTOMI TOSHINORI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide an engine capable of attaining enhancement of engine output and improvement of exhaust gas characteristics while suppressing increase of size and weight of the engine and increase of cost. SOLUTION: The engine 1 has a combustion chamber 4 surrounded/formed by a cylinder bore 3 and a piston apex surface 24 of a piston 9 reciprocated between a top dead center and a bottom dead center in the cylinder bore 3. A plurality of projections 6 are integrally formed on an inclination surface 22 of the cylinder bore 3 opposed to the piston apex surface 24. COPYRIGHT: (C)2010,JPO&INPIT