| 摘要 |
<p>The invention relates to an oil scraper ring (5) for a piston (1) of an internal combustion engine, wherein the piston has a circumferential groove (4) for receiving the oil scraper ring, the axial height of said groove being approx. 1 mm, made of two lamellas (6, 7) having a total height of <1 mm and disposed one over the other within the groove and having a defined axial clearance relative to the groove, and can be pressed against a counter-running surface (9) surrounding the piston, at a prescribed radial clamping force and maximum height or maximum diameter of 0.9 mm, by a groove-side spring element (8).</p> |
