Patent ID: 9274493
Filing Date: 2016-03-01
CPC Classification: G03G

Claim Text:
1. An image forming apparatus comprising: a casing; a photosensitive drum rotatably disposed inside the casing, the photosensitive drum having a peripheral surface and an axial line; an exposure head disposed to face the peripheral surface of the photosensitive drum, the exposure head being configured to expose the peripheral surface of the photosensitive drum to light; a developing cartridge including a developing roller, the developing roller having a peripheral surface on which developer is born and being configured to supply the developer onto the peripheral surface of the photosensitive drum, the developing cartridge being mountable in and dismountable from the casing, the developing cartridge having an uppermost point and being disposed beneath the exposure head when mounted in the casing; and a light shielding member having a first portion that is disposed between the exposure head and the developing roller and intersects with an imaginary plane defined by inclusion of the axial line of the photosensitive drum and the uppermost point of the developing cartridge, wherein when the developing cartridge is mounted in the casing, the first portion of the light shielding member is disposed between the exposure head and the developing roller and intersects with an imaginary plane defined by inclusion of the axial line of the photosensitive drum and the uppermost point of the developing cartridge.