Patent ID: 7647010

Claim:
A toner cartridge of replaceable type that is removably loaded into an apparatus main body, the toner cartridge comprising: a first section that is substantially cylindrical shape and at which a toner conveying member is disposed; and a second section that is provided at a substantially central portion in a longitudinal direction of the toner cartridge, the substantially central portion being a portion other than an upstream side in a toner conveyance direction of a portion of the first section and a downstream side in the toner conveyance direction of the first section at which a toner supply opening is disposed wherein: the toner cartridge includes an outer housing and an inner housing that is substantially cylindrical shape and is inserted into the outer housing; the first section includes the inner housing and a cylindrical portion of the outer housing; the second section includes a protruding portion of the outer housing; and an opening is formed at the inner housing at a portion corresponding to the second section.