Patent ID: 8811853

Claim:
A cleaning device comprising: a housing with an opening that is open toward a photoreceptor drum; a cleaning roller that is contained inside the housing and disposed in contact with the photoreceptor drum; a sealing member configured to prevent toner leakage, detachably fixed to the housing; a separation claw configured to separate paper from a surface of the photoreceptor drum; a positioning member that is integrated with the separation claw, and a conveyance guide roller configured to guide paper to be conveyed, wherein the positioning member is attached to the housing such that the sealing member is positioned and fixed on the housing by the positioning member, wherein the positioning member is integrated with the conveyance guide roller, wherein the housing includes a penetrating projection; the penetrating projection includes a positioning hole; the sealing member includes a penetrating hole into which the penetrating projection can be inserted; the positioning member includes a fitting projection that can be fitted into the positioning hole; and the sealing member is positioned and fixed to the housing by the positioning member in a state in which the penetrating projection is inserted into the penetrating hole and in which the fitting projection is fitted into the positioning hole formed on the penetrating projection.