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US 2024/0328344 A1Published application
Internal combustion engine and cylinder block
AssigneeIsuzu Motors Limited
InventorYasuhiro ISHIKAWA
Life of this patent
Estimating the term…
Abstract
An internal combustion engine to reduce abrasion with a piston while retaining oil film on an upper portion of a cylinder 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 a multi-bulging inner circumference portion in which a diameter in a thrust-anti thrust direction is a minimal diameter.
Claims5
An internal combustion engine, comprising:
- 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,
- wherein
- the cylinder includes a multi-bulging inner circumference portion in which a diameter in a thrust-anti thrust direction is a minimal diameter.
2 more elements
A cylinder block, comprising a cylinder that stores therein a piston such that the piston is capable of reciprocating therein,
- wherein the cylinder includes a multi-bulging inner circumference portion in which a diameter in a thrust-anti thrust direction is a minimal diameter.
Dependencies are inferred from the claim text.