Patent ID: 8311420
Filing Date: 2012-11-13
Classification: G03G

Abstract:
1. A toner cartridge comprising: a toner container configured to contain toner; a toner supplying opening formed in the toner container; a conveying member configured to convey the toner toward the toner supplying opening in the toner container; a driving member configured to rotationally drive the conveying member; an agitating member configured to agitate the toner in the toner container; a driven member configured to rotate in association with rotational driving of the driving member to rotate the agitating member, wherein a rotational speed R a rotational body configured to rotate according to rotation of the driven member, having a plurality of light incidence parts in rotational circumference, wherein the number of the light incidence parts is 1/K or more when a ratio of the rotational speed R