Patent ID: 9587674
Date: 2017-03-07
CPC Classifications: F16C

Claim:
1. A sliding bearing having a cylindrical shape, comprising: a Fe alloy back metal layer on an outside diameter side of the cylindrical shape and a sliding layer on an inside diameter side of the cylindrical shape; and a first circumferential direction end surface and a second circumferential direction end surface, the first circumferential direction end surface and the second circumferential direction end surface facing each other, wherein there is a first circumferential direction space between the first circumferential direction end surface and the second circumferential direction end surface, a plurality of hardened convex portions projecting toward the second circumferential direction end surface and a flat surface being formed on the first circumferential direction end surface, a plurality of hardened concave portions corresponding to the plurality of hardened convex portions and a flat surface being formed on the second circumferential direction end surface, a dimensional relation between a maximum height LK each of the hardened convex portions having a width HK a dimensional relation between the width HK a first hardened area KR a second hardened area KR