Patent ID: 8099013

Claim:
An image forming apparatus comprising: an image forming unit that is detachable with respect to the image forming apparatus, the image forming unit comprising: a development part that develops, using a developer, an electrostatic latent image held on an image holding body; a developer accommodation part that accommodates the developer; a connection part that connects the development part and the developer accommodation part; and a sealing member that seals the connection part, and may be removed, thereby unsealing said connection part, wherein the sealing member can be drawn outside the image forming apparatus in a direction intersecting with a detaching direction of the image forming unit in such a state that the image forming unit is located in a position where the image forming unit performs image formation inside the image forming apparatus, wherein the sealing member can be drawn outside the image forming apparatus through (i) a first hole disposed in the image forming unit, and (ii) a second hole disposed in the image forming apparatus, wherein the first hole and the second hole communicate with each other at least parts thereof in the direction of drawing out of the sealing member.