oelabstreifring and unit with sliding piston in cylinders and an internal combustion engine with such oelabstreifringen.

摘要

1. A scraper ring for a piston which slides in a cylinder of the kind comprising a holding collar (40) comprising at least one substantially flat portion connected to a scraping skirt (41) which comprises at least one substantially tapered portion (14) and presents at one of its ends a scraping line (16) which comes into contact with the cylinder wall, characterized in that the skirt (41) is shaped such that the scraping line (16) is disposed substantially in the median plane of the flat portion of the holding collar (40) connected to the skirt (41).