Patent ID: 9581938
Date: 2017-02-28
CPC Classifications: G03G

Claim:
1. A toner cartridge comprising: a toner container; a toner supplying opening from which toner contained in the toner container is supplied to an image forming apparatus; an agitating member which agitates the toner contained in the toner container; a conveying member which conveys the toner contained in the toner container toward the toner supplying opening; a plurality of gears which are provided on an exterior portion of the toner container and rotate the conveying member and the agitating member, the plurality of gears including two gears which have different diameters; a rotational body which has a plurality of light incidence parts and rotates with a large gear; and a gear cover which covers a part of the plurality of the gears, the gear cover being extended in the same direction as an extending direction of the rotational body.