Flexible cleaning card for banknote reader, has fleece covering on upper and lower sides of flexible carrier web, with elastic biasing provided by web and fleece

摘要

A flexible carrier web (12) has a fleece covering (14) on the upper and/or lower sides. An elastic biasing unit (20,22), such as an arrangement of protrusions, is formed at least partially by the carrier web and the fleece coating. The fleece comprises micro-fleece made of polyester, soaked in a cleaning fluid such as ethanol or ethyl.