Patent ID: 6549735
Filing Date: 2003-04-15
Classification: G03G

Abstract:
A developing apparatus comprising:a developer container containing a developer; a developer carrying body provided in an opening portion of said developer container and adapted to carry the developer to a developing position, said developer carrying body including a rough surface area and a smooth surface area provided outside of said rough surface area in a longitudinal direction of said developer carrying body; a regulating member for regulating a thickness of a layer of the developer carried on said developer carrying body; and two leakage preventing members contacted with both longitudinal ends of said developer carrying body to prevent leakage of the developer; wherein a length of said regulating member in the longitudinal direction is longer than a space between said two leakage preventing members, wherein longitudinal ends of said regulating member are nipped at a portion between said developer carrying body and said leakage preventing member, and wherein said nipped portion of said regulating member contacts within said smooth surface area of said developer carrying body.