Cleaning member, cleaning device, and image forming apparatus and process cartridge to which this cleaning device is applied

摘要

A cleaning member (8a, 8d) for rubbing and removing toner having a shape coefficient SF1 of 100 to 150 remaining on a (1) to be cleaned in an electrophotographic apparatus. The cleaning member has an elastic blade (8a) which indicates a 200 kgf/cm<2> or greater value or breaks in a tensile test at 300 % elongation and a blade supporting member (8d) for supporting the elastic blade. Also, a cleaning device (8) has this cleaning member, and a process cartridge and an image forming apparatus have this cleaning device.