Patent ID: 9244379
Filing Date: 2016-01-26
CPC Classification: G03G

Claim Text:
1. A powder container comprising: a container body to accommodate powder for image forming therein, the container body including an outlet at a bottom thereof through which the powder is supplied to a powder supply device and being detachably attachable to a container receiver included in an image forming apparatus; a rotary member disposed in an interior of the container body; an agitator supported by the rotary member to rotate by means of a driving force transmitted from the image forming apparatus; and a powder receiver disposed at a lower portion of the container body to receive a transport tube, the powder receiver comprising: a nozzle receiver opening to guide a transport tube to a position below the outlet; an opening-closing member to open and close the nozzle receiver opening; a container-side biasing member to bias the opening-closing member in a direction to close the opening-closing member; a container opening-closing member supporter to accommodate the opening-closing member and the container-side biasing member and be biased toward the powder receiver opening-closing member; a step to contact a first contact surface of the container receiver due to a restorative force of the container-side biasing member upon attachment of the powder container to the powder supply device; and an end portion to contact a second contact surface of the container receiver due to the restorative force of the container-side biasing member upon the powder container being attached to the powder supply device, the powder container further comprising a torque limiter to control transmission of the driving force to the agitator, wherein the rotary member includes multiple rotary members, wherein the agitator includes multiple agitating members supported by the respective rotary members, wherein the torque limiter is located between multiple rotary members.