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

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United States of America Patent

PATENT NO 9453453
APP PUB NO 20130019657A1
SERIAL NO

13552670

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Abstract

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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 accommodating a crankshaft, a cylinder block connected to the crankcase and including a cylinder provided therein, a cylinder head connected to the cylinder block, a sensor mounting boss provided on the cylinder block, a knock sensor arranged to detect knocking and mounted to the boss, a fan to guide air to at least the sensor mounting boss, and an air shroud.

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Patent Owner(s)

Patent OwnerAddress
YAMAHA HATSUDOKI KABUSHIKI KAISHAIWATA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Inomori, Toshinori Shizuoka, JP 22 107
Nakajima, Akitoshi Shizuoka, JP 7 33

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