Patent ID: 6802650
Filing Date: 2004-10-12
Classification: F16C

Abstract:
A sliding structure, comprising:a first sliding element including a first sliding surface, the first sliding element being made of metal; a second sliding element including a second sliding surface slidable relative to the first sliding surface via a lubricating oil film therebetween, the second sliding element being made of metal; at least one of the first and second sliding surfaces including a microscopic surface structure including a base portion, dimples inward recessed from the base portion and separated from one another, a ratio of a sum of opening areas of the dimples to an area of the at least one of the first and second surfaces being in a range of 5% to 60%, and a peripheral portion defining the opening area of each of the dimples, the peripheral portion extending along a periphery of each of the dimples, the peripheral portion having a height smaller than a thickness of the lubricating oil film.