| 摘要 |
The present invention provides a toner conveying roll comprising a rotary shaft, and a surface layer provided around the rotary shaft and formed from foam elastic body, and wherein the surface layer has a projection extending along an axial direction, and the projection has a substantially trapezoidal cross-section. The present invention further provides a developing apparatus comprising a developing container containing developer, a developer bearing member provided at an opening portion of the developing container and adapted to bear and convey the developer, and a scrape and supply rotary member for scraping and supplying developer while contacting with the developer bearing member, and wherein the scrape and supply rotary member has a surface layer made of foam elastic body and having a projection extending in an axial direction. <IMAGE> |
