POWER RECEIVING UNIT, ROTATING COMPONENT, PROCESSING CARTRIDGE, MOUNTING METHOD AND DISMOUNTING METHOD

摘要: A power receiving unit of a processing cartridge, comprising: hub (10), member (20) and biasing (30). The (10) is fixed to the end rotating part in cartridge so as transmit driving force part; installed inside inner wall provided thereon with protrusion (21) engaged recess (101a) on output (101) an image forming apparatus; notch (22) one facing (21); (30) located at side provides apparatus that biased toward (21). By providing which (101a), structure stable, breakage does not easily occur, more stable transmission ensured.