INTERNAL COMBUSTION ENGINE AND CYLINDER BLOCK
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United States of America Patent
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Issued Date -
Oct 3, 2024
app pub date -
Mar 19, 2024
filing date -
Mar 28, 2023
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Abstract
An internal combustion engine includes: a cylinder block that includes a cylinder; and a piston that is stored in the cylinder in a manner capable of reciprocating along an axis line of the cylinder, in which the cylinder includes an oval inner circumference portion in which a diameter in a thrust-anti thrust direction is a minor diameter.
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