| 摘要 |
An oil ring 1 is provided with an annular body section 2 and a joint section 4, wherein: on the side of a first rail part 11 of the joint section 4, a first protrusion section 33 which protrudes from an end section 31 of one side of the joint section toward an end section 32 of the other side of the joint section and a first receiving part 34 for receiving the first protrusion section 33 are provided; on the side of a second rail part 12 of the joint section 4, a second protrusion section 35 which protrudes from the end section 32 of the other side of the joint section toward the end section 31 of the one side of the joint section and a second receiving part 36 for receiving the second protrusion section 35 are provided; and, on the side of an outer circumferential surface 2b of the body section 2, a first hook section 41 which protrudes from a front end side of the first protrusion section 33 toward the side of the second rail part 12, and a second hook section 42 which protrudes from a front end side of the second protrusion section 35 toward the side of the first rail part 11 and which can engage with the first hook section 41 are provided. |
