The toner churning component, the toner cartridge which has this, the development device, and the image formation device

摘要

A toner stirring member includes a stirring blade made of a flexible sheet having a first insertion hole and a rotation shaft having a nipping section for nipping an edge the flexible sheet such that the flexible sheet can be inserted into and pulled out from the nipping section. An inclining projection ON the rotation shaft is inserted into the first insertion hole. The flexible sheet is nipped by the nipping section, and the inclining projection is inserted into the first insertion hole and so that the stirring blade is fixed to the rotation shaft. The inclining projection has a first inclining surface that inclines in a direction in which the flexible sheet is pulled out from the nipping section.