Patent ID: 8699910
Filing Date: 2014-04-15
Classification: F16J,G03G

Abstract:
1. A seal member of a rotating body of an apparatus using micro-powder or a rotating body of an image forming apparatus using toner that is micro-powder, said seal member comprising: a foundation cloth made of ground yarn of knit or fabric; a looped pile yarn or cut pile yarn formed on a surface of the foundation cloth, the looped pile yarn or cut pile yarn being dependent on entanglement of the ground yarn of the foundation cloth or support by the ground yarn; and a coating layer configured to infiltrate toward the pile yarn from a back side of the foundation cloth to which a coating agent is applied, wherein the coating agent infiltrating from the back side of the foundation cloth has an infiltration height equal to or less than a height of the ground yarn supporting the pile yarn, and said seal member is configured to prevent leakage of said micro-powder from said rotating body.