Patent ID: 6829463
Filing Date: 2004-12-07
Classification: G03G

Abstract:
A toner replenishing method comprising the steps of conveying, from a toner storing section which forms a fluid mixture of toner and air, the fluid mixture to a toner separating section provided away from the toner storing section through toner supplying fluid conveying means, separating the toner from air in the toner separating section, and supplying the toner from the toner separating section to a developing unit, wherein the toner replenishing method further comprises the step of returning part of air separated from the toner from the toner separating section to the toner storing section by using returning fluid conveying means, wherein the toner separating section is divided into an introducing chamber and an exhaust chamber by a wall and wherein the introducing chamber communicates with the exhaust chamber through a meandering path, the meandering path being formed with the wall disposed between the introducing chamber and the exhaust chamber.